*1:See also https://sumita-m.hatenadiary.com/entry/20161015/1476517356 https://sumita-m.hatenadiary.com/entry/2020/05/22/111032 https://sumita-m.hatenadiary.com/entry/2020/05/24/031945 https://sumita-m.hatenadiary.com/entry/2020/06/01/101101 https://sumita-m.hatenadiary.com/entry/2022/05/22/011556 https://sumita-m.hatenadiary.com/entry/2022/05/31/163406 https://sumita-m.hatenadiary.com/entry/2022/06/05/065639
*2:See also https://sumita-m.hatenadiary.com/entry/2020/07/11/092525 https://sumita-m.hatenadiary.com/entry/2020/09/02/223334 https://sumita-m.hatenadiary.com/entry/2020/09/20/080114 https://sumita-m.hatenadiary.com/entry/2021/09/12/130036 https://sumita-m.hatenadiary.com/entry/2021/09/14/020543 https://sumita-m.hatenadiary.com/entry/2021/11/16/094005 https://sumita-m.hatenadiary.com/entry/2021/12/20/092548 https://sumita-m.hatenadiary.com/entry/2022/05/08/164215 https://sumita-m.hatenadiary.com/entry/2022/05/31/154551
