It's 8 p.m. and the sun has set. Orange light leaks from an old black wooden house.

Since April, four men and women with serious mental and physical disabilities have been living together in the shared house called Hatake no Ie (A House of Fields) in the city of Fukuoka — where caregivers watch over them.

The "big sister" is Hikari Mizuno, 27. She grinned and her eyes widened as she heard lively voices coming from the hall, though she is bedridden and can’t talk.