MO5 meaning in General ?

Memories Off 5: Togireta Film (メモリーズオフ #5 とぎれたフィルム, Memoriizu Obu #5 Togireta Firumu) is a Japanese romance visual novel developed by KID and published by CyberFront for the PlayStation 2 console. It was released on October 27, 2005, and is the fifth game in the Memories Off series. A port for the PlayStation Portable handheld developed and published by 5pb. was released on January 29, 2009. A sequel named Memories Off 5: Encore (メモリーズオフ #5 アンコール, Memoriizu Obu #5 Ankōru) was released for the PlayStation 2 on July 12, 2007. Its PlayStation Portable port was released on September 17, 2009. The gameplay of Memories Off 5 follows linear plot line, which offers different pre-determined scenarios and events, and focuses on the appeal of the five female main characters.

The story of Memories Off 5 has been adapted into novels and a one-episode anime OVA has also been released. Memories Off 5: Encore has also been adapted into a novel.