30-Day Japan eSIM — Best Plans & Pricing
Traveling to Japan for 30 days? Compare all available eSIM plans below. Japan Wireless offers both unlimited 5G and fixed-data options — activated instantly via QR code, no SIM card needed. Plans start from $9.32.
Unlimited Data Plans — 30 Days
Unlimited plans give you unrestricted high-speed data for your full 30-day stay. The 5G option runs on KDDI's network — Japan's largest 5G coverage.
Fixed Data Plans — 30 Days
Fixed-data plans include a set data allowance valid for 30 days. Good value if you're a light user or mostly on Wi-Fi.
- 4G 50GB — 30 Days
50GB total · Valid 30 days from activation
$58.14 - 4G 20GB — 30 Days
20GB total · Valid 30 days from activation
$37.43 - 4G 30GB — 30 Days
30GB total · Valid 30 days from activation
$38.17 - 4G 5GB — 30 Days
5GB total · Valid 30 days from activation
$10.19 - 4G 10GB — 30 Days
10GB total · Valid 30 days from activation
$16.33 - 4G 3GB — 30 Days
3GB total · Valid 30 days from activation
$9.32
Why Japan Wireless for 30 Days?
- ✓ Instant QR code delivery — activate before you board
- ✓ Runs on KDDI (5G) and IIJmio (4G) — Japan's most reliable networks
- ✓ No physical SIM swap, no roaming setup
- ✓ Japanese customer support available in multiple languages
- ✓ Operating since 2012 — 1.6M+ travelers served