haiaku

Haiaku was a text converter made for a friend who specifically requested for a tool that transformed text to fullwidth and displayed it in tategaki — in columns ordered from right to left:

ｈｉｈ
ｕ　ｅ
ｎａｌ
ｇｍｌ
ｒ　ｏ
ｙｓ　
　ｌｗ
ｔｅｏ
ｏｅｒ
ｏｐｌ
！ｙｄ