| 受取地代家賃 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 地代家賃 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/cmd/role/label | http://www.xbrl.org/2003/role/link |
| 受取地代家賃、営業外収益 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Land and house rent received | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Land and house rent received | en | http://disclosure.edinet-fsa.go.jp/jppfs/cmd/role/label | http://www.xbrl.org/2003/role/link |
| Land and house rent received-NOI | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |