1) Han character input 
Wnn (ɯnnɯ or ɯːnnɯ) is a Japanese input system. The network-extensible Kana-to-Kanji conversion system was jointly developed and released by the Software Research Group of Kyoto University Research Institute for Mathematical Sciences, Omron Tateisi Electronics Co., and Astec, Inc. It is distributed as freeware with a licence allowing users to...