8.1. ふとした気づき Why people sing and dance? Sometimes my temptation can not stop to watch dance videos. YouTube recommend me my favorite categories. It's like a tra... 2016.12.14 7. 学び Learning8. Trial＆Error8.1. ふとした気づき8.2. ふりかえり Retrospective
8.1. ふとした気づき