Q&A

General

Q1. What is Drive Traffic (“Dora Tora”?)

Drive Traffic (“Dora Tora”) is a web service that broadcasts traffic information for highways throughout Japan.
This service is compatible with PC, smartphone, and mobile devices (and feature phones) and provides total support for commuters by enabling searching for traffic congestion and restriction information before leaving home as well as looking up traffic information once on site. Major features include the following:
1. Check traffic information in real time
Use easy-to-read maps to check current traffic congestion and traffic restrictions in place.
2. Quickly check saved route ("MyRoute") information
Save frequently used routes in advance to immediately check traffic information for saved routes.
3. Get important road closure information and other notices by email
This service provides real-time email notifications of road closures and re-openings for your saved routes ("MyRoutes").
You can also configure regular emails that notify you of the status of congestion and traffic restrictions along saved routes at fixed times.
4. Broadcasts traffic congestion forecasts and roadwork status
Check traffic congestion forecasts and planned traffic restrictions due to roadwork.
5. Road surface information
This service broadcasts road surface information via live camera feed, current weather information, and weather forecasts including road surface status.

Q2. What is the recommended device environment for Drive Traffic (“Dora Tora”)?

The recommended device environment for Drive Traffic (“Dora Tora”) is as follows:
・Network environment
Broadband environment recommended
・Recommended browser
IE 11
Latest version of Chrome
Edge 15
*If you use a browser or version other than those listed above, the site and maps may not be displayed correctly and functions may be limited.
・Browser settings
Ensure that JavaScript is activated. If JavaScript is not activated, the site may not function correctly.
・You must have internet access in order to use this service.
This site can be used on a variety of mobile phones (and feature phones), including NTT Docomo, Au, and SoftBank. However, depending on the model of phone used, some users may not be able to use the service or functionality may be limited.

Q3. What is a MyRoute Member?

MyRoute Membership is a special membership service that enables users to make use of saved routes (“MyRoutes”), emails regarding those routes (“MyRoute Mail”), messages, and other features.
Services available to MyRoute Members:
・MyRoutes
・MyRoute Mail
-Scheduled emails
-Realtime emails
・Notification emails regarding road closures and re-openings (smartphone only)
・Messages
-Emergency messages
-Notification messages
How to register as a MyRoute Member via PC
1. Click the “MyRoute” tab on Drive Traffic (“Dora Tora”), then click “Register a new MyRoute account (free)”. Input your email address, agree to the terms, and click “send”.
2. Complete your MyRoute Member registration via the temporary registration email sent to your registered email address.
*If you have already registered via the mobile site, you do not need to register again. If you have completed registration on the mobile site, you can log in using the email address with which you registered on the mobile site.
*If you have a Yahoo! JAPAN ID
Click the “MyRoute” tab on Drive Traffic (“Dora Tora”), then click “Log in using a Yahoo! JAPAN ID”. Log in using your Yahoo! JAPAN user ID and password to register your account.
How to register as a MyRoute Member via smartphone
1. Click on “My Page” from the top-right menu on Drive Traffic (“Dora Tora”).
2. Click “Register a new My Page account (free)”. Input your email address to send a temporary registration email.
3. Complete your My Page registration via the temporary registration email sent to your registered email address.
*If you have already registered via the mobile site, you do not need to register again. If you have completed registration on the mobile site, you can log in using the email address with which you registered on the mobile site. Use “Log in via a mobile email address” to log in.
*If you have a Yahoo! JAPAN ID
Via “My Page” on the top-right menu on the main page, access “Log in using a Yahoo! JAPAN ID” and input your Yahoo! JAPAN user ID and password to register a My Page.

Q4. What is a MyRoute?

After completing your MyRoute Member registration, you can save frequently used routes in the Drive Traffic (“Dora Tora”) system as “MyRoutes”. This enables you to conveniently check traffic information along the route.
How to save a MyRoute
 1. Click the “MyRoute” tab on Drive Traffic (“Dora Tora”) and log in. Within “Dora Tora”, use the appropriate link to move to the “Dora Pura E-NEXCO Drive Plaza” page.
 2. Search for highway tolls and routes on the “Dora Pura E-NEXCO Drive Plaza” search site.
 (Click here for highway toll and route searches)
 3. Click the “Save a MyRoute” button on the above search results page.
 4. Complete the process.
*You must register for a free MyRoute Member account via email to save a MyRoute.
*You can save up to five MyRoutes at one time.
Routes (sections) not covered by the service
routes (sections) cannot be saved as MyRoutes or are not covered by MyRoute emails even if they can be saved as MyRoutes.
Click here for a list of routes and sections that are not covered.
Note that traffic congestion and restrictions will also not be correctly counted on MyRoutes.

Q5. What is MyRoute Mail?

After logging in to your MyRoute Member account, use MyRoute Mail to receive notices of road closures and other restriction information for your saved routes (“MyRoutes”).
*Configure MyRoute Mail via MyRoute Member settings after saving a MyRoute.
How to configure MyRoute Mail
 1. Click on the “MyRoute” tab on Drive Traffic (“Dora Tora”) and log in.
 2. Click the “receive” and “cancel” links in MyRoute Mail settings from the MyRoute list.
 3. After changing other settings however you like, click the “Save” button.
 4. Traffic congestion and restriction notifications will be sent at the timings you specify.
MyRoute Mail types
・Scheduled emails
You will be sent notifications regarding the current status of traffic congestion and traffic restrictions on your saved routes (“MyRoutes”) at specified timings (choose up to three patterns).
・Realtime emails
If there is a road closure on one of your saved routes (“MyRoutes”), you will be notified in real time. You can also configure road re-opening notifications.
Routes (sections) not covered by the service
Some routes (sections) cannot be saved as MyRoutes or are not covered by MyRoute emails even if they can be saved as MyRoutes.
Click here for a list of routes and sections that are not covered.
Note that traffic congestion and restrictions will also not be correctly counted on MyRoutes.

Q6. What is a road re-opening notification email?

Road re-opening notification emails can only be received via smartphone after logging in as a MyRoute Member.
Re-opening notifications can be configured to be sent when a specific route has been re-opened even if it is not saved as a MyRoute.
How to configure road re-opening notification emails
 1. Click on the “MyRoute” tab on Drive Traffic (“Dora Tora”) and log in.
 2. Search for traffic restriction information via the top-right real-time traffic search functions: “Search by area” or “Search by route”.
 3. If you search results include a road closure, click the “Road re-opening email” button.
 4. A notification email will be sent when the relevant road has been re-opened.

Q7. What is an emergency message?

After logging into your MyRoute Member account, emergency messages can be configured via “Message receipt settings” on the “MyRoute Member page”. This will enable you to receive messages regarding earthquakes and other disasters as well as associated traffic restrictions.
How to configure messages
 1. Click on the “MyRoute” tab on Drive Traffic (“Dora Tora”) and log in.
 2. Click “MyRoute settings”. (On smartphone, then click “Message settings”.)
 3. Under “Message settings”, check “Emergency messages” and click the “Configure” button.
 4. You will receive emergency messages from the administrator.
*Regardless of these settings, you will also be sent emergency messages about events that we judge to be especially important.

Q8. What is a notification message?

After logging into your MyRoute Member account, notification messages can be configured via “Message receipt settings” on the “MyRoute Member page”. This will enable you to receive notifications from NEXCO East Japan, system maintenance notifications, and other information via email.
How to configure messages
 1. Click on the “MyRoute” tab on Drive Traffic (“Dora Tora”) and log in.
 2. Click “MyRoute settings”. (On smartphone, then click “Message settings”.)
 3. Under “Message settings”, check “Notification messages” and click the “Configure” button.
 4. You will now receive notifications from NEXCO East Japan and system maintenance notifications via email.
*Regardless of these settings, you will also be sent emails about information that we judge to be especially important.

How to use this site

Q1. What is traffic information?

The traffic information provided by Drive Traffic (“Dora Tora”) is generally updated every five minutes using data from the Japan Road Traffic Information Center (JARTIC). Due to this, the information provided may differ from actual traffic restrictions and road/traffic status in the following ways:
・Actual traffic restrictions and road / traffic status information require around every five to fifteen minutes until provided via Drive Traffic.
・Due to changing traffic conditions, the traffic restrictions and road/traffic status currently shown may not align with the current conditions on the road.
・Click here to check traffic information.
*The scope of data provided via Drive Traffic
This site provides road traffic information on highways managed by NEXCO East Japan, NEXCO Central Japan, or NEXCO West Japan (excluding the Hachioji Bypass, Shin-shonan Bypass, Abo-Toge Road, Shiida Road, and Yagiyama Bypass) as well as the Honshu-Shikoku Bridge Expressway.
Traffic information is not provided on this site for the Shuto Expressway, the Hanshin Expressway, and other urban expressways and ordinary roads.
Check the Japan Road Traffic Information Center (JARTIC) website for traffic information for the Shuto Expressway, the Hanshin Expressway, and ordinary roads.

Q2. What are scheduled traffic restrictions for worksites?

Information on scheduled traffic restrictions for worksites is provided via Drive Traffic (“Dora Tora”) up to around one week in advance. This information pertains to major worksite-related traffic restrictions on highways and other roads managed by NEXCO East Japan.
This information pertains to scheduled plans, and there may be other, unscheduled emergency work performed to ensure driver safety or to restore roads after a disaster.
Scheduled work may be cancelled or schedules changed due to poor weather or other causes.
No information is released via this site regarding scheduled traffic restrictions for worksites on expressways not managed by NEXCO East Japan.
Inquire with the administrator of each specific roadway.
Information update frequency
Weekly schedule
・Weekly schedules are sent out at around 6 PM each Friday for the following week, from Monday to Sunday.
(Schedules are sent out on Thursday if Friday is a national holiday.)
・Weekly schedules may change depending on weather and work progress. If changes, the schedule will be updated on the preceding day.
・Check worksite-related traffic restrictions here.
*Routes (sections) not covered by the service
Some routes (sections) cannot be saved as MyRoutes or are not covered by MyRoute emails even if they can be saved as MyRoutes.
Click here for a list of routes and sections that are not covered.
Note that traffic congestion and restrictions will also not be correctly counted on MyRoutes.

Q3. What are traffic congestion forecasts?

Traffic congestion forecasts are created based on past traffic volume increases.
Traffic congestion forecasts may update at any time. Check congestion forecasts again before your travel date.
Traffic congestion status can change dramatically due to accidents, weather, and other factors. On your travel date, check the latest traffic information in real time and depart with time to spare.
・Check here for traffic congestion forecasts.
Traffic congestion during busy periods
Traffic congestion forecast guidebooks are provided for specific busy periods.
Check here for the current congestion forecast guidebook(s).
*Routes (sections) not covered by the service
Some routes (sections) cannot be saved as MyRoutes or are not covered by MyRoute emails even if they can be saved as MyRoutes.
Click here for a list of routes and sections that are not covered.
Note that traffic congestion and restrictions will also not be correctly counted on MyRoutes.

Q4. What is road surface information?

Drive Traffic (“Dora Tora”) broadcasts road surface information via live camera feed, current weather information, and weather forecasts including road surface status.
Live camera feed
Actual road surface conditions can be viewed via live camera images.
Update frequency varies by camera but the on-site live images shown will be from five to twenty minutes ago.
Current weather conditions
This service provides real-time temperature, wind direction, wind speed, and road surface temperature information.
Weather forecasts
Weather forecasts are provided for the next twelve hours regarding weather, road surfaces (snow cover, freezing, etc.), snowfall, temperature, wind direction, and wind speed.
*Routes (sections) not covered by the service
Some routes (sections) cannot be saved as MyRoutes or are not covered by MyRoute emails even if they can be saved as MyRoutes.
Click here for a list of routes and sections that are not covered.
Note that traffic congestion and restrictions will also not be correctly counted on MyRoutes.

Q5. How to register as a MyRoute Member

In order to register as a MyRoute Member on Drive Traffic (“Dora Tora”), log in to your MyRoute Member account and follow the steps below as appropriate for your device.
【How to register】
PC users
 1. Under “MyRoutes” on the main website, access “Unregistered users” and click “Register a new MyRoute account (free)”. Enter your email address to send a temporary registration email.
 2. Complete your MyRoute Member registration via the temporary registration email sent to your registered email address.
*If you have already registered via the mobile site, you can log in using the email address with which you registered on the mobile site. However, if you wish to change the email address at which you receive MyRoute Mail, create a new MyRoute Member account.
*If you have a Yahoo! JAPAN ID
Under the “MyRoute” tab on the main website, access “Unregistered users” and click “Log in using a Yahoo! JAPAN ID”. Enter your Yahoo! JAPAN user ID and password to register your account.
Smartphone users
 1. Click “My Page” in the top-right menu.
 2. Click “Register a new My Page account (free)”. Input your email address to send a temporary registration email.
 3. Complete your My Page registration via the temporary registration email sent to your registered email address.
*If you have already registered via the mobile site, you can log in using the email address with which you registered on the mobile site. However, if you wish to change the email address at which you receive MyRoute Mail, create a new MyRoute Member account.
*If you have a Yahoo! JAPAN ID
Under “My Page” at the top-right of the main website, access “Log in via Yahoo! JAPAN ID”. Enter your Yahoo! JAPAN user ID and password to register your account.

Q6. How to cancel your MyRoute Membership

After logging in to your MyRoute Member account, follow the instructions below as appropriate for your device to cancel your MyRoute Membership account on Drive Traffic (“Dora Tora”).
How to cancel your account
PC users
  1. Click “MyRoute Member settings” via the MyRoute tab.
  2. Cancel your account via “Change membership information” under “MyRoute Membership settings”.
Smartphone users
  1. Click “MyRoute” in the top-right menu.
  2. Cancel your account via “Change membership information” under “MyRoute”.

Q7. Changing phone models

Changing from a mobile phone (feature phone) to a smartphone
You can log in using your registered email address and password.
If you want to change the email address at which you receive MyRoute Mail, create a new MyRoute Member account.

Glossary

Q1. What are roadwork-related traffic restrictions?

Roadwork-related traffic restrictions are imposed in order to create a safe working space when conducting maintenance work and similar roadwork.
Road closure
The closure of an entire section of road to traffic.
One-side alternating traffic
On a road with one lane for each direction, the regulation of traffic to alternate directions in the lane on the opposite side of the road from a worksite.
Lane restriction
Restriction for roads with two lanes or more per direction in which either a cruising or passing lane is closed and driving is restricted to only a portion of lanes.
Shoulder restriction
The closure of the shoulder lane to conduct work on that shoulder.
Two-way traffic restriction
On a road with at least two lanes per direction, the closure of all lanes on one side to conduct bidirectional traffic in the lanes on the opposite side.

Q2. What is traffic congestion?

“Traffic congestion” on a highway refers to a state of traffic in which a line of vehicles proceeds at low speeds of 40 km/hr or less or stops-and-starts over a distance of at least 1 km for at least 15 minutes.
(For the Tokyo-Gaikan Expressway, congestion refers to a speed of 20 km/hr or less. For the Keiyo Road, it refers to a speed of 25 km/hr or less.)
*The definition of “congestion” differs for ordinary roads and the Shuto Expressway, etc.
For explanations of why congestion occurs, visit our “traffic congestion forecaster” website.

Q3. Other highway-related terms

Frequently asked questions

Q1. Why am I not receiving scheduled emails and/or road closure emails?

Your email account may be directing these emails to a spam mail folder due to its filter settings.
Please check your email account settings.
If you still do not receive emails even after checking the above, please contact the inquiries desk.

Q2. Is information on accidents, broken-down vehicles, and fallen objects displayed anywhere?

This information can be displayed via the “Dora Tora” website’s “Traffic information” tab, accessing “Search by area” or “List of road closures and restrictions” and selecting “Area” or “Route”. Select “Other traffic restrictions▼”.
To see this information on a map, click the “Other traffic restrictions” icon.

Q3. Detailed receipts for ETC users

Users can receive ETC receipts and bills for the past 15 months and download this data in either PDF or CSV format.
Check here for more information.

Q4. Where do I search for highway tolls and routes?

Q5. Why does traffic information provided sometimes differ from the actual state of traffic?

Please refer to “How to use this site” ? “What is traffic information?”

Q6. Scope of road information provided

Drive Traffic (“Dora Tora”) provides road traffic information on highways managed by NEXCO East Japan, NEXCO Central Japan, or NEXCO West Japan (excluding the Hachioji Bypass, Shin-shonan Bypass, Abo-Toge Road, Shiida Road, and Yagiyama Bypass) as well as the Honshu-Shikoku Bridge Expressway.
Traffic information is not provided on this site for the Shuto Expressway, the Hanshin Expressway, and other urban expressways and ordinary roads.
Check the Japan Road Traffic Information Center (JARTIC) website for traffic information for the Shuto Expressway, the Hanshin Expressway, and ordinary roads.

Q7. Service area / parking area information

Q8. Space availability in parking and service areas

Q9. Information displayed on guidance signs

Q10. Highway manners and etiquette

Highways are roads that vehicles travel at high speeds. Minor carelessness and traffic rule violations by drivers can result in unforeseen major accidents. Please adhere to traffic rules and drive safely on highways.
For more information, visit the “Traffic rules and manners” section of “Dora Pura E-NEXCO Drive Plaza”.

Q11. Road sections and routes not covered by MyRoute Mail and notification emails, and the non-display of the number of MyRoute traffic congestions and traffic restrictions

The following is a list of routes regarding which MyRoute Mail and notifications will not be sent, even if they are saved as MyRoutes. The number of traffic congestions and traffic restrictions for such MyRoutes will also not be displayed correctly. Thank you for your understanding.

Asahikawa-Monbetsu Expressway (full road)
Fukagawa-Rumoi Expressway (Fukagawa-nishi IC to Rumoi-Owada IC)
Doto Expressway (Honbetsu IC to Akan IC)
Hidaka Expressway (Numanohata-nishi IC to Hidaka-atsuga IC)
Obihiro-Hiroo Expressway (full road)
Kuromatsunai Shindo (Full road)
Akita Expressway (Noshiro-minami IC to Kosaka JCT)
Hachinohe-Kuji Expressway (full road)
Nihonkai-Tohoku Expressway (Kisakata IC to Iwaki IC, Atsumionsen IC to Tsuruoka JCT, Arakawa-Tainai IC to Asashi-Mahoroba IC)
Kamaishi Expressway (Towa IC to Tono IC)
Tohoku-Chuo Expressway (Yuzawa IC to Ogachikomachi IC, Yonezawa-kita IC to Fukushima JCT)
Sanriku Expressway (Naruse-Okumatsushima IC to Utatsu IC)
Nikko-Utsunomiya Road (full road)
Hakone Shindo (full road)
Chubu Odan Expressway (Saku-minami IC to Saku-Komoro JCT)
Noetsu Expressway (Takaoka IC to Himi IC)
Chubu-Jukan Expressway (full road)
San-en Nanshin Expressway (full road)
Nishifuji Road (full road)
Nagoya-Seto Expressway (full road)
Keinawa Expressway (Wakayama-minami JCT to Koriyama-Shimotsumichi JCT)
San-in Kinki Expressway (Miyazu-Amanohashidate IC to Kyotango-Omiya IC)
Kitakinki Toyo-oka Expressway (full road)
Tosaka Tunnel
Bantan Renraku Toll Road (full road)
Himeji Bypass (full road)
Tottori Expressway (full road)
San-in Expressway (Yonaga-nishi IC to Daiei-Tohaku IC, Matsue-Tamatsukuri IC to Higashi-izumo, Tottori IC to Tottori-nishi IC)
Matsue Expressway (full road)
Onomichi Expressway (full road)
Higashihiroshima-Kure Expressway (full road)
Hiroshima Iwakuni Road (Otake JCT to Hatsukaichi JCT)
Yamaguchi-Ube Road (full road)
Yagiyama Bypass
Nishi-Kyushu Expressway (Sasebo-Chuo IC to Saza IC)
Higashi-Kyushu Expressway (Saiki IC to Nobeoka-minami IC, Sueyoshi-Takarabe IC to So-Yagoro IC)
Naha Airport Expressway (full road)
Haebaru Road (full road)
All urban highways
All tollgates (XX trunk route)

*Check here for sections and routes that cannot be saved as MyRoutes (sections/routes that cannot be searched via “Highway toll / route searches” on the “Dora Pura” site).