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
  AGE_GRP
  inner join SLEEP_TIME_DTL on SLEEP_TIME_DTL.AGE_CODE = AGE_GRP.AGE_CODE
  inner join PREFECTURE on PREFECTURE.PF_CODE = SLEEP_TIME_DTL.PF_CODE
where
  PREFECTURE.PF_NAME in ('北海道', '青森県', '岩手県', '宮城県', '福島県')
group by
  AGE_GRP.AGE_CODE, AGE_GRP.AGE_NAME
order by 
 1 asc