株式会社シグナルトーク/SignalTalk Inc. 公式サイト News Releases

Online Mahjong Tournament 'Japan Mahjong Championship' Opens with 10 Million Yen Worth of Pure Gold as Prizes

Signal Talk Inc.'s online Mahjong game 'Maru-Jan' has started the 'Japan Mahjong Championship' offer… · 2026-04-07

Online Mahjong Tournament 'Japan Mahjong Championship' Opens with 10 Million Yen Worth of Pure Gold as Prizes

Signal Talk Inc.'s online Mahjong game 'Maru-Jan' has started the 'Japan Mahjong Championship' offer… · 2026-04-07

Call for Entries: 'Mahjong Senryu 2026' Reflecting Daily Life Through Mahjong

SignalTalk Inc. has started accepting entries for 'Mahjong Senryu 2026,' a contest featuring poems a… · 2026-06-01

Online Mahjong Tournament 'Japan Mahjong Championship' Opens with 10 Million Yen Worth of Pure Gold as Prizes

Signal Talk Inc.'s online Mahjong game 'Maru-Jan' has started the 'Japan Mahjong Championship' offer… · 2026-04-07