Japanese developer Voltage has just announced an upcoming mobile otome game Anidol Colours（アニドルカラーズ）. It will be released in Summer this year.
The game is a part of the latest Voltage Dream project. In the game, players get to breed and date humanoid animals who work as idols. More news will be announced on 10th April.
Official webiste: http://dream.voltage.co.jp/anidol/