▁have ▁taken ▁place ▁there ▁in ▁only ▁three ▁years . ▁Ins pect or ▁Yam ag awa ▁and ▁Ins pect or ▁Tak ay ama ▁investigate ▁the ▁death ▁and ▁find ▁that ▁it ▁was ▁impossible ▁for ▁Mr . ▁U eno ▁to ▁get ▁on ▁the ▁roof , ▁as ▁the ▁lock ▁of ▁the ▁access ▁door ▁has ▁long ▁been ▁r usted ▁shut . ▁ ▁Yam ag awa ▁inter views ▁the ▁complex ' s ▁manager ▁and ▁is ▁told ▁of ▁a ▁few ▁residents ▁that ▁have ▁caused ▁problems ▁with ▁in ▁the ▁past , ▁including ▁Mrs . ▁Te zu ka , ▁an ▁ecc ent ric ▁woman ▁who ▁was ▁sent ▁to ▁a ▁mental ▁hospital ▁after ▁a ▁mis car riage ; ▁Y osh io ▁Fu ji y ama , ▁nick named ▁" L ittle ▁Y o ", ▁a ▁strong ▁but ▁ment ally ▁disabled ▁man ▁who ▁was ▁accused ▁of ▁child ▁mol est ation ▁by ▁other ▁residents ; ▁and ▁Y osh ik awa , ▁an ▁ab us ive ▁alco hol ic . ▁The ▁manager ▁also ▁mentions ▁Cho ji ro ▁U ch ida , ▁nick named ▁" Old ▁Cho ", ▁a ▁sen ile ▁old ▁man ▁who ▁lives ▁alone . ▁ ▁Upon ▁returning ▁to ▁the ▁police ▁station , ▁Yam ag awa ▁inter views ▁a ▁house w ife ▁who ▁saw ▁Mr . ▁U eno ▁before ▁his ▁death , ▁walking ▁in ▁an ▁apparent ▁tr ance ▁past ▁her ▁a partment . ▁She ▁mentions ▁that ▁he ▁wore ▁a ▁strange ▁baseball ▁cap ▁with ▁wings ▁se wn ▁on . ▁During ▁a ▁later ▁interview ▁with ▁Mr . ▁U eno ' s ▁wife ▁and ▁son , ▁the ▁detect