[Lang] I9000 SGS Japanese Keyboard
Japanese (日本語) Stock Samsung Keyboard (From SC-02B AKA I9000)
I am not sure if anyone types Japanese, but I do so here is how to do it on the Infuse 4G.
Download install-iwinn-1.zip to internal sdcard
Get into CWM recovery and choose zip and install the zip file.
Walla! You are done!
To activate, basicaly long press on any input field and change input method to Japanese Keyboard!
Removal: download remove-iwinn-1.zip which is in this post to your internal sdcard.
Boot into recovery, choose zip, and install zip. It will remove the keyboard!