5pb. Games announced on Monday that it will celebrate the Steins;Gate game series selling 1 million copies with a Twitter promotional campaign. Those who tweet about the game on the hashtag "#シュタゲミリオン" (without quotes) will be entered into a raffle where 12 individuals can win autographs from the game's main cast.

The cast that will sign autographs for the contest include Mamoru Miyano, Kana Hanazawa, Tomokazu Seki, Asami Imai, Saori Goto, Yu Kobayashi, Halko Momoi, Yukari Tamura, Ayano Yamamoto, Sayuri Yahagi, Megumi Han, and 5pb. Games composer/writer Chiyomaru Shikura.

Additionally, character designer huke will draw a poster (seen right) celebrating the milestone, which will appear in stores that carry the game starting February.

The Steins;Gate 0 game shipped for PlayStation 3, PlayStation 4, and PlayStation Vita in December. An anime adaptation of Steins;Gate 0 has been green-lit. The rebroadcast of the original anime took an alternate route towards the Steins;Gate 0 story in December.

Source: MoCa News