select 
AGE_GRP.AGE_CODE as '年齢コード',
AGE_GRP.AGE_NAME as '年齢階層名',
sum(SLEEP_TIME_DTL.SP_TIME_5) as '5時間未満',
sum(SLEEP_TIME_DTL.SP_TIME_6) as '5時間以上6時間未満',
sum(SLEEP_TIME_DTL.SP_TIME_7) as '6時間以上7時間未満',
sum(SLEEP_TIME_DTL.SP_TIME_8) as '7時間以上8時間未満',
sum(SLEEP_TIME_DTL.SP_TIME_9) as '8時間以上9時間未満',
sum(SLEEP_TIME_DTL.SP_TIME_9OVER) as '9時間以上'

from SLEEP_TIME_DTL
inner join AGE_GRP
    on SLEEP_TIME_DTL.AGE_CODE = AGE_GRP.AGE_CODE
inner join PREFECTURE
    on SLEEP_TIME_DTL.PF_CODE = PREFECTURE.PF_CODE

where PF_NAME in ('北海道', '青森県', '岩手県', '宮城県', '福島県')

group by AGE_GRP.AGE_CODE
;