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