This article covers 【リチャージWiFi】日本100GB+世界3GB 365日 ギガ付 ポケット WiFi 海外利用可能 月額 0円【T8WH-100GB.

Overview

The Recharge WiFi T8WH-100GB/365 is a prepaid mobile router that requires no monthly contract, making it an ideal choice for users who want straightforward internet access without recurring fees. Upon purchase, the device comes pre-loaded with 100GB of data for Japan and 3GB for overseas use, both valid for 365 days from activation. It supports Wi-Fi 6 (802.11ax) for up to 150Mbps download and 50Mbps upload speeds, and boasts a battery life of approximately 15 hours. Weighing just 100 grams, it is highly portable and easy to carry in a pocket or bag. This router operates on Japan's major mobile networks (docomo, au, Softbank) and includes initial roaming data for international travel. After the initial data is consumed, additional data can be purchased through the official recharge portal, offering flexibility without locking users into a long-term commitment. The device can connect up to eight devices simultaneously, making it suitable for sharing connectivity with family, friends, or multiple gadgets.

Connectivity & Compatibility

Supported Networks: Domestic: docomo, au, Softbank (multi-carrier). International: roaming partners (3GB included initially). Maximum Simultaneous Connections: Up to 8 devices (smartphones, tablets, laptops, gaming consoles). Wireless Standards: Wi-Fi 6 (802.11ax) and backward compatible with 802.11b/g/n. Security: WPA2-PSK encryption. * Setup: Simply power on the router, connect your device to its Wi-Fi network via the printed SSID/password, and start browsing. No complicated configuration required.

Product Info

Release: 2025 (model T8WH-100GB/365) Price: ¥10,980 (, as of September 2026) Warranty: 1 year manufacturer warranty Accessories: USB cable, quick start guide * Availability: Primarily through and other online retailers In terms of market positioning, the Recharge WiFi T8WH-100GB/365 occupies an entry-to-mid tier niche by offering a one-time purchase model with a generous initial data allowance. It competes with prepaid SIMs and contract mobile routers by eliminating recurring fees, making it especially attractive for light to moderate data users who need a simple, no-commitment solution.

Best Use Cases

Budget-conscious individuals: Perfect for those who want to avoid monthly bills. The single upfront payment covers a full year of data, ideal for students, temporary residents, or anyone with a tight telecom budget. Frequent travelers (domestic or short international trips): The 15-hour battery and compact design make it great for road trips, camping, or daily commutes. The included 3GB of overseas data is sufficient for navigation, messaging, and light browsing for a short stay. Backup or secondary internet connection: If your home or office internet goes down, this router can serve as a reliable backup. Alternatively, use it as a dedicated hotspot for work trips where coffee shop Wi-Fi is unreliable. Not recommended for heavy streamers or remote workers requiring constant high-bandwidth: The initial 100GB may be insufficient for daily 4K streaming or large file uploads. While rechargeable, the cost per GB may be higher than unlimited plans from mobile carriers.

Product Disclosure (Amazon)

  • Manufacturer: リチャージWiFi
  • Seller: 【リチャージモバイル公式】カウスメディアStore
  • Fulfilled by: Amazon
  • ASIN: B0GF1V3QQ8
  • Note: This article covers a manufacturer-made product based on Amazon listing details.