ログ 学んだこと Diary I took this photo at the time of commuting.It is a fantastic Tamagawa river. 凍てつく二子玉川。 https://t.co/lXVzXvhAH0 pic.twitter.com/QjqRljJIVo— たかぴーぴーあーるえす (@TAKAPPRS) January 22, 2018 KGI・KPI KGI：TOE…