*1: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 https://sumita-m.hatenadiary.com/entry/2022/06/09/104418 https://sumita-m.hatenadiary.com/entry/2022/06/13/110919 https://sumita-m.hatenadiary.com/entry/2022/07/30/141016 https://sumita-m.hatenadiary.com/entry/2022/10/16/094110 https://sumita-m.hatenadiary.com/entry/2022/12/08/211200
