*1:See also https://sumita-m.hatenadiary.com/entry/2020/07/19/165757 https://sumita-m.hatenadiary.com/entry/2020/08/25/104513 https://sumita-m.hatenadiary.com/entry/2021/04/09/083052 https://sumita-m.hatenadiary.com/entry/2021/04/30/095451 https://sumita-m.hatenadiary.com/entry/2021/05/15/090950 https://sumita-m.hatenadiary.com/entry/2021/06/10/230544 https://sumita-m.hatenadiary.com/entry/2021/06/19/094341 https://sumita-m.hatenadiary.com/entry/2021/07/13/005944 https://sumita-m.hatenadiary.com/entry/2021/10/09/123758 https://sumita-m.hatenadiary.com/entry/2021/10/23/104501 https://sumita-m.hatenadiary.com/entry/2021/10/31/140452 https://sumita-m.hatenadiary.com/entry/2021/11/20/155014 https://sumita-m.hatenadiary.com/entry/2021/12/02/105228 https://sumita-m.hatenadiary.com/entry/2021/12/20/101159 https://sumita-m.hatenadiary.com/entry/2022/02/02/010539 https://sumita-m.hatenadiary.com/entry/2022/08/05/075041 https://sumita-m.hatenadiary.com/entry/2022/10/19/095742 https://sumita-m.hatenadiary.com/entry/2023/01/22/093345 https://sumita-m.hatenadiary.com/entry/2023/04/03/024434
