*1:See also https://sumita-m.hatenadiary.com/entry/2020/09/18/024035 https://sumita-m.hatenadiary.com/entry/2020/10/14/110403 https://sumita-m.hatenadiary.com/entry/2021/12/23/080637 https://sumita-m.hatenadiary.com/entry/2022/01/11/083837 https://sumita-m.hatenadiary.com/entry/2022/02/12/103154 https://sumita-m.hatenadiary.com/entry/2022/08/21/073614 https://sumita-m.hatenadiary.com/entry/2022/12/20/132159 https://sumita-m.hatenadiary.com/entry/2023/02/03/093811 https://sumita-m.hatenadiary.com/entry/2023/08/29/165130 https://sumita-m.hatenadiary.com/entry/2023/10/06/105756 https://sumita-m.hatenadiary.com/entry/2023/12/17/212723
