My Kumon
Kumon Asia & Oceania Pte Ltd
Kumoo - 趣味で繋がるボイチャSNS
Exptional Global
Kumon AudioBook
Kumon América do Sul Instituto de Educação Ltda
Kumon Audio Learning
KUMON CHINA COMPANY LIMITED
CastChat, Match & Voice Chat
Guru AI Lab
PLINK – 联通精英玩家
DogApps
聊天大師:模擬真實對話場景,速成聊天高手
PuzCharm
Moii - Avatar Voice&Text Chat
illuni Inc.
Rakuten Viber Messenger
Viber Media S.à r.l.