They are a members of Asia League Ice Hockey and play their home games at the Kosé Shin-Yokohama Skate Center.

[2] The Grits are the first ice hockey team based in the Greater Tokyo Area since the Seibu Prince Rabbits folded in 2009.

[1] On 2 June 2020 the team was announced as the eighth member of Asia League Ice Hockey,[3] with former NHL player Mike Kennedy serving as the head coach.

[1] Due to the COVID-19 pandemic in Asia, the league cancelled its planned 2020–21 season, and a three-country Asia League tournament was scheduled instead.

[4] In October of the same year, the Grits took part in the Asia League Japan Cup.