*1:See also https://sumita-m.hatenadiary.com/entry/2020/05/19/153515 https://sumita-m.hatenadiary.com/entry/2020/05/22/133654 https://sumita-m.hatenadiary.com/entry/2020/05/26/064113 https://sumita-m.hatenadiary.com/entry/2020/05/27/111958 https://sumita-m.hatenadiary.com/entry/2020/05/30/091444 https://sumita-m.hatenadiary.com/entry/2020/06/05/094035 https://sumita-m.hatenadiary.com/entry/2020/06/13/033417 https://sumita-m.hatenadiary.com/entry/2020/06/18/101634 https://sumita-m.hatenadiary.com/entry/2020/06/26/010638 https://sumita-m.hatenadiary.com/entry/2020/07/13/192021 https://sumita-m.hatenadiary.com/entry/2020/12/04/112523 https://sumita-m.hatenadiary.com/entry/2021/02/13/145018 https://sumita-m.hatenadiary.com/entry/2021/05/11/094208 https://sumita-m.hatenadiary.com/entry/2021/05/18/094153 https://sumita-m.hatenadiary.com/entry/2021/05/20/082318 https://sumita-m.hatenadiary.com/entry/2021/05/29/091635
*2:See also https://sumita-m.hatenadiary.com/entry/2021/01/14/005415 https://sumita-m.hatenadiary.com/entry/2021/01/28/002235 https://sumita-m.hatenadiary.com/entry/2021/03/20/121004 https://sumita-m.hatenadiary.com/entry/2021/03/24/230921
