KDDI Japan eSIM with Unlimited 5G/4G Data

Check if Your Device Supports eSIM
1. Make sure it is a SIM unlocked phone
2. Open keypad，Dial *#06#
- "EID" displayed ➡️ eSIM supported✅
- No "EID" ➡️ eSIM not supported❌
※ Note: MEID ≠ EID ※

Data | 5G/4G Unlimited Data
- Supported by official KDDI local network
- About 5G signal: 5G signals may switch to 4G in indoor areas, subways, or congested crowds.

Voice & SMS | N/A

Validity Period | Calendar Day System
- Start of Validity: Day 1 begins upon connecting to the KDDI network in Japan.
- Calendar Day Rule: Regardless of activation time, Day 1 ends at 23:59 JST on the same day.
- Example: If activated at 09:00 on Jan 1, Day 1 concludes at 23:59 on Jan 1 (Jan 2 00:00 marks the start of Day 2).

Hotspot & Tethering | Limits vary by plan
⚠️ Once hotspot data is used up, tethering will no longer be available.

- 3/4-day: 3GB
- 5-day: 4GB
- 6-day: 5GB
- 7-day: 6GB
- 8-day: 7GB
- 9-day: 8GB
- 10-day: 9GB
- 15-day: 14GB
- 20-day: 19GB
- 30-day: 30GB