Yuichi Kato

TennisCore is a recommended Apple Watch app by Apple Japan! It lets you count your score and saves your match data effortlessly! Do you remember how m …

Have you had difficulty recalling your Top 10 favorite movies, restaurants, books... ? TreasureBox lets you collect all your favorites and rank them a …

[Launch campaign] The app is FREE only for now!Mail Now lets you send emails to preset addresses instantaneously. Email todos or reminders to your own …