This application helps Wi-Fi auto-connect settings.
Instructions are available at developer's site.

- Supported Wi-Fi -
docomo Wi-Fi
Wi2 300
BB mobilepoint
UQ Wi-Fi
7SPOT
LAWSON Free Wi-Fi
Famima Wi-Fi
Tokyo Metro Free Wi-Fi
Toei Subway Free Wi-Fi
Toei Bus Free Wi-Fi
JR East Free Wi-Fi
STARBUCKS Wi-Fi
NTT-EAST FLETS SPOT

Tokyo Metro/Toei Subway/Toei Bus/JR East Free Wi-Fi are provided by Japan Connected-free Wi-Fi.