Imajin Kawabe

GRIT TIMER is very simple App which allows you to observe how many hours you spend on each task. All

"90 minutes" is the limit that human beings can keep their concentration, which is neuropsychologica

Vow!は今日一日の目標を設定して、宣言(Vow)する目標達成のための非常にシンプルなアプリケーションです。みなさん、新しい年を迎えると「今年は絶対に〇〇する！」と新年の目標を設定したりしますよね。で

poemy is a social media which is for poem lovers especially for Japanese speakers. For Japanese lear