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.
国際プロトコール学習:国際感覚(センス)を磨くとは?国際感覚の磨き方 https://icpa-in.com/how-to-improve-international-sense/