Masashi Yanagisawa

Dr. Masashi Yanagisawa is here to teach us the latest in sleep know-how!

Presented by Pokémon Sleep


Know the Facts to Rest Your Very Best!

Sleep—it’s an essential part of our daily lives. It’s such a familiar thing, and yet it’s still overflowing with mysteries. Why do we become sleepy? Why do we dream? Research is being conducted to answer many questions just like these.

Pokémon Sleep is an app designed to bring some fun to our daily sleep schedules. It uses information based on the latest sleep studies by world-renowned sleep researcher Masashi Yanagisawa.

Let’s learn some new things about sleep together—including some things we thought we knew!

Pokémon Sleep official website