Asahi Net LTE | Budget-Friendly SIM Card | 7Giga Plan 1,980yen/month | 3Giga plan 900yen/month

  • All above charges exclude tax.

"ANSIM" is a low-cost data communication SIM service using NTT docomo's network which covers all area in Japan.
Insert the SIM card into your smartphone or tablet before use.
Recommended fro those who wish to reduce their data charges or those who have two devices.

  • Asahi Net is offering this service as a mobile virtual network operator (MVNO) using the network of NTT docomo.
ANSIM (Data SIM) Application
Apply by Web
Apply by Phone 0120-577-135 0120-577-135

10 a.m-5 p.m., Monday to Friday,
excluding national holidays

After listening to the audio assist, press the applicable number.

Asahi Net Member
1
Customers New to Asahi Net
2

Find a Plan which Suits You!

My smartphone is mostly for LINE* and internet.
I use my home Wi-Fi to watch videos.
3 Giga Plan
Want to save smartphone costs?
A plan for smart use.
I’d like to enjoy SNS
and videos on the go.
7 Giga Plan
Recommended for those who want to use Wi-Fi at home, and enjoy SNS and videos on the go.
High-volume plan for you to stop worrying about mobile data traffic.
At home and on the go.
20 Giga Plan 50 Giga Plan
Easy to Control daily data volume.
Perfect for kids.
110 MB/Day Plan
  • If your are signing up for a new LINE account and do not have a Facebook account, SMS authentication is required.

Five Plans to Select From

Plan Data Traffic Monthly Charge Initial Charge
With Texting Function Without Texting Function
3 Giga Plan 3 Giga monthly*1 1,020 yen /month 900 yen /month 3,000 yen
7 Giga Plan 7 Giga monthly*1 2,100 yen /month 1,980 yen /month
20 Giga Plan 20 Giga monthly*1 4,420 yen /month 4,300 yen /month
50 Giga Plan 50 Giga monthly*1 10,620 yen /month 10,500 yen /month
110 MB/day Plan 110 MB/Day monthly*2 1,020 yen /month 900 yen /month
  • If data traffic reaches the monthly upper limit, the communication speed will become 200 Kbps until the end of the month.
  • If data traffic reaches the daily upper limit, the communication speed will become 200 Kbps for the rest of the day.
  • The above prices exclude tax.
  • Universal Service charge will be separately billed per SIM card.

SMS (texting function) charges: Sending SMS within Japan SMS is from 3 yen to 30 yen per message. Sending an international SMS is from 50 yen to 500 yen per message. There is no charge for receiving messages.

Click here for SMS charge details.

No Monthly Charge in Service Opening Month*

Bundle with another connection service (fiber-optics, mobile, etc.) and get an additional discount!

  • Service opening month refers to the date you connected to the internet using the SIM card you purchased from Asahi Net, or five days after the shipping date of SIM card. The earlier date will be applied. If your ordered SIM has texting function, the service opening month refers to the month which includes the following day of shipment.

Fixed IP Address for LTE!

Fixed IP Address

Initial charge

800 yen

Monthly usage charges

800 yen /month is FREE for the service opening month

  • The above prices exclude tax.
About Fixed IP Address Bundle Discount

If you apply for 20 Giga Plan or 50 Giga Plan together with the LTE Fixed IP Address Option, Fixed IP Address Bundle Discount will be applied and you will get a discount of 300 yen from the monthly usage charges ( 800 yen ).

  • If you change your plan to other non-applicable plan, the Fixed IP Address Bundle Discount will not be applied from the month you have changed the plan.
  • The initial charge of the Fixed IP Address Option is not applicable for the Fixed IP Address Bundle Discount.

Secure and Stable docomo Network!

Maximum Communication Speed

LTE Max. download 262.5 Mbps /Max. upload 50 Mbps
3G Max. download 14 Mbps/Max. upload 5.7 Mbps

NTTdocomo The safe and secure communication network of docomo!NTTdocomo The safe and secure communication network of docomo!

Make the Best Out of Rollover Data!

Leftover data can be rolled over to the next month, so you can use it without losing it.

3 Giga Plan/7 Giga Plan/20 Giga Plan/50 Giga Plan Leftover data of the month will be rolled over to the following month. The rolled over data can be used until the end of the following month.
110 MB/Day Plan Leftover data of the day will be rolled over to the following day. The rolled over data can be used until the end of the following day (12 a.m.)

3 Giga Plan Monthly Data Plan Rollover Example

3GB Monthly Data Plan Rollover Example:Unused data will be rolled over for the use for the following month.

  • Data rollover begins with the data leftover from October 2016.
  • Data rollover applies to 3 Giga Plan/7 Giga Plan/5 Giga Plan and 110 MB/Day Plan. No applications or procedures necessary.
  • The maximum traffic volume that can be rolled over to the following month equals the traffic volume prescribed for each Plan.
  • Data will be used in the following order: rollover data, additional (charged) data, and then the monthly data volume prescribed for your Data Plan.
  • For 3 Giga Plan/7 Giga Plan/20 Giga Plan/50 Giga Plan, data that has been rolled over from the previous month will expire on the last day of the current month.
  • For 110MB/Day Plan, data that has been rolled over from the previous day will expire at 11:59:59 PM of the current day.
  • If you change your Data Plan, leftover data from the previous plan will be rolled over to the new plan, and the expiration date of the new plan will be applied.
  • If you change the SIM card, leftover data and rolled over data before the change cannot be carried over.
ANSIM (Data SIM) Application
Apply by Web
Apply by Phone 0120-577-135 0120-577-135

10 a.m-5 p.m., Monday to Friday,
excluding national holidays

After listening to the audio assist, press the applicable number.

Asahi Net Member
1
Customers New to Asahi Net
2

If You are an Asahi Net Member, Combine Courses and Get More Discount.

Bundle with other Asahi Net connection service and you will get a discount on the monthly charges. The discount price depends on the connection service.

Connection Course You are Currently Using Monthly Discount
Asahi Net WiMAX 2+ - 200 yen /month
High-Speed Mobile (Xi & FOMA) - 100 yen /month
Fiber-optics
(Asahi Net FTTH with FLET’S, FLET’S Hikari Cross, etc.)*1
- 50 yen /month
  • The 50 yen /month discount is also applicable for Asahi Net au Hikari Courses, ADSL Courses, the FLET'S ISDN Course, the Mail and Blog Course, Dial-up Course and the FLET'S Hikari Wi-Fi Access Course. Please note that the discount will not be applied when ANSIM is bundled with Asahi Net docomo Hikari.

Frequently Asked Questions

  • Is it possible to check or increase (charge up) the amount of data traffic?
  • Can I change the size of my SIM card?

Steps to Start Using

  • STEP 1Apply

    Apply

  • STEP 2 SIM card will be delivered in three days the shortest.

    SIM card will be delivered in three days the shortest.

  • STEP 3Set up and start using.

    Set up and start using.

    Configuration Guide

    Done
ANSIM (Data SIM) Application
Apply by Web
Apply by Phone 0120-577-135 0120-577-135

10 a.m-5 p.m., Monday to Friday,
excluding national holidays

After listening to the audio assist, press the applicable number.

Asahi Net Member
1
Customers New to Asahi Net
2

Precautions

Available Areaarrow

Communication Speed and Corresponding Areaarrow

Voice Callsarrow

Application and Paymentarrow

Change of Planarrow

SIM Cardarrow

Your Devicearrow

Change, Loss and Replacement of SIM Cardarrow

Cancellationarrow

Recommended optional services

Ranked No. 1 for customer satisfaction

Asahi Net provides a reliable network environment integrating network quality, customer support and price in an excellent balance, leading the company to receive high evaluations from customers in surveys ran by an external party.

RBB TODAY Broadband awards - ISP Sector

ANSIM (Data SIM) Application
Apply by Web
Apply by Phone 0120-577-135 0120-577-135

10 a.m-5 p.m., Monday to Friday,
excluding national holidays

After listening to the audio assist, press the applicable number.

Asahi Net Member
1
Customers New to Asahi Net
2
Important Information
Here is important information about your contract for this service.

An explanation of the important contract terms for this service.

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