*1:See also https://sumita-m.hatenadiary.com/entry/2020/04/06/014410 https://sumita-m.hatenadiary.com/entry/2020/05/25/082501 https://sumita-m.hatenadiary.com/entry/2020/08/03/103144 https://sumita-m.hatenadiary.com/entry/2020/10/01/092639 https://sumita-m.hatenadiary.com/entry/2020/11/28/143913 https://sumita-m.hatenadiary.com/entry/2020/12/12/210119 https://sumita-m.hatenadiary.com/entry/2020/12/21/094527 https://sumita-m.hatenadiary.com/entry/2020/12/28/080130 https://sumita-m.hatenadiary.com/entry/2020/12/29/112402 https://sumita-m.hatenadiary.com/entry/2021/01/03/090242 https://sumita-m.hatenadiary.com/entry/2021/01/28/002235 https://sumita-m.hatenadiary.com/entry/2021/02/14/130140 https://sumita-m.hatenadiary.com/entry/2021/03/20/121004 https://sumita-m.hatenadiary.com/entry/2021/04/28/033008 https://sumita-m.hatenadiary.com/entry/2021/05/06/084544 https://sumita-m.hatenadiary.com/entry/2021/05/26/091037 https://sumita-m.hatenadiary.com/entry/2021/06/19/100246 https://sumita-m.hatenadiary.com/entry/2021/07/08/014421 https://sumita-m.hatenadiary.com/entry/2021/07/09/081730 https://sumita-m.hatenadiary.com/entry/2021/07/20/074530 https://sumita-m.hatenadiary.com/entry/2021/09/01/113026 https://sumita-m.hatenadiary.com/entry/2021/09/12/104109 https://sumita-m.hatenadiary.com/entry/2021/09/16/085732 https://sumita-m.hatenadiary.com/entry/2021/09/18/085755 https://sumita-m.hatenadiary.com/entry/2021/10/07/100729 https://sumita-m.hatenadiary.com/entry/2021/10/11/104002 https://sumita-m.hatenadiary.com/entry/2021/10/21/005650 https://sumita-m.hatenadiary.com/entry/2021/10/22/085231 https://sumita-m.hatenadiary.com/entry/2021/10/31/105006 https://sumita-m.hatenadiary.com/entry/2021/11/03/092302 https://sumita-m.hatenadiary.com/entry/2021/11/08/135030 https://sumita-m.hatenadiary.com/entry/2021/11/14/100849 https://sumita-m.hatenadiary.com/entry/2021/11/18/140756 https://sumita-m.hatenadiary.com/entry/2021/12/08/092126 https://sumita-m.hatenadiary.com/entry/2021/12/11/085137 https://sumita-m.hatenadiary.com/entry/2021/12/12/102828 https://sumita-m.hatenadiary.com/entry/2021/12/14/024243 https://sumita-m.hatenadiary.com/entry/2022/01/03/124605 https://sumita-m.hatenadiary.com/entry/2022/01/07/171722 https://sumita-m.hatenadiary.com/entry/2022/01/11/085349