*1:See also https://sumita-m.hatenadiary.com/entry/2020/08/03/094413 https://sumita-m.hatenadiary.com/entry/2020/08/11/095935 https://sumita-m.hatenadiary.com/entry/2020/10/02/103603 https://sumita-m.hatenadiary.com/entry/2020/10/03/133926 https://sumita-m.hatenadiary.com/entry/2021/07/20/074530 https://sumita-m.hatenadiary.com/entry/2021/07/26/014238 https://sumita-m.hatenadiary.com/entry/2021/08/02/015948 https://sumita-m.hatenadiary.com/entry/2021/08/05/083034 https://sumita-m.hatenadiary.com/entry/2021/08/09/095150 https://sumita-m.hatenadiary.com/entry/2021/09/08/101240 https://sumita-m.hatenadiary.com/entry/2021/09/16/104704 https://sumita-m.hatenadiary.com/entry/2021/09/29/101020 https://sumita-m.hatenadiary.com/entry/2021/10/10/080919
*2:See also https://sumita-m.hatenadiary.com/entry/20161015/1476517356 https://sumita-m.hatenadiary.com/entry/2020/05/24/031945 https://sumita-m.hatenadiary.com/entry/2020/07/20/233418 https://sumita-m.hatenadiary.com/entry/2020/07/31/02061 https://sumita-m.hatenadiary.com/entry/2020/08/06/005528 https://sumita-m.hatenadiary.com/entry/2020/08/09/004427 https://sumita-m.hatenadiary.com/entry/2020/08/12/225308 https://sumita-m.hatenadiary.com/entry/2020/09/04/144825 https://sumita-m.hatenadiary.com/entry/2020/10/09/143912 https://sumita-m.hatenadiary.com/entry/2020/10/17/141519 https://sumita-m.hatenadiary.com/entry/2020/12/29/171959 https://sumita-m.hatenadiary.com/entry/2021/01/31/103236 https://sumita-m.hatenadiary.com/entry/2021/02/18/161721 https://sumita-m.hatenadiary.com/entry/2021/03/07/025004 https://sumita-m.hatenadiary.com/entry/2021/03/12/080535 https://sumita-m.hatenadiary.com/entry/2021/05/07/223846 https://sumita-m.hatenadiary.com/entry/2021/07/20/085338 https://sumita-m.hatenadiary.com/entry/2021/09/05/092511 https://sumita-m.hatenadiary.com/entry/2021/09/28/003131