(グランブルーファンタジー Guranburū Fantajī?) is a role-playing video game developed by Cygames for Android and iOS platforms, and released in Japan on March 10, 2014. The game is notable for reuniting two key staff from the development of Final Fantasy VI and Final Fantasy IX, music composer Nobuo Uematsu and character artist Hideo Minaba.

There was an incident which involves a Japanese play spent over 100000 yen for a character name Anchira.
soucrces: en.wikipedia.org/wiki/Granblue_Fantasy

www.bloomberg.com/news/articles/2016-03-09/-6-065-hunt-for-blonde-avatar-exposes-dark-side-of-japan-gaming