2019年８月６日。
高松港*1。
直島*2（香川県香川郡直島町）。
直島港。
*1:See also https://sumita-m.hatenadiary.com/entry/2019/11/15/014832 https://sumita-m.hatenadiary.com/entry/2020/11/20/141247 https://sumita-m.hatenadiary.com/entry/2021/02/26/021432 https://sumita-m.hatenadiary.com/entry/2021/06/29/151741 https://sumita-m.hatenadiary.com/entry/2021/07/02/011644 https://sumita-m.hatenadiary.com/entry/2021/07/05/082554
*2:See eg. 香川県観光協会『直島』https://www.my-kagawa.jp/shimatabi/feature/shimatabi/naoshima See also https://sumita-m.hatenadiary.com/entry/20110908/1315422781 https://sumita-m.hatenadiary.com/entry/20170307/1488859508