“out room" is the Japanese pianist Hideyuki Hashimoto's fifth solo album. The moment music is born, various everyday, delicate sound of a quiet studio, and live space. Sounds of different air mix together to form one album. It is a story played in all 18 songs 72 minutes, including live recording in outdoor and concert hall, mainly on composition and improvisation for 3 years from the previous work "home". The second part of a two-part piano solo work which is paired with "room".