End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
労働調査会発行「先見労務管理」2016年11月25日号、『「メンタル産業医」入門』を取り上げる https://pro-sangyoui.com/5642