"Phantasy Star Online 2, or PSO2, is a free-to-play online RPG developed and published by SEGA Co., Ltd., and is the official successor of Phantasy Star Online, which had become the foundation of console online RPGs. The Japanese version is available on PC and PlayStarion®4, as well as on Nintendo Switch™ as a cloud game. The Global version is available on PC and Xbox One. Also, a companion title of PSO2 Japanese version, Phantasy Star Online 2es (PSO2es), is released for smart phones."