*1:See also https://sumita-m.hatenadiary.com/entry/20081106/1225962862 https://sumita-m.hatenadiary.com/entry/20101206/1291659249 https://sumita-m.hatenadiary.com/entry/20150327/1427424103 https://sumita-m.hatenadiary.com/entry/20180607/1528348462 https://sumita-m.hatenadiary.com/entry/20180703/1530582124 https://sumita-m.hatenadiary.com/entry/2019/02/05/183339 https://sumita-m.hatenadiary.com/entry/2020/09/19/084305 https://sumita-m.hatenadiary.com/entry/2022/10/05/004041 https://sumita-m.hatenadiary.com/entry/2023/06/28/151756 https://sumita-m.hatenadiary.com/entry/2023/10/20/161809
*2:See also https://sumita-m.hatenadiary.com/entry/2020/04/27/085627 https://sumita-m.hatenadiary.com/entry/2020/07/13/190557 https://sumita-m.hatenadiary.com/entry/2020/10/16/102854 https://sumita-m.hatenadiary.com/entry/2020/12/20/085730 https://sumita-m.hatenadiary.com/entry/2021/01/24/142558 https://sumita-m.hatenadiary.com/entry/2021/11/29/182833 https://sumita-m.hatenadiary.com/entry/2021/12/16/104126 https://sumita-m.hatenadiary.com/entry/2022/01/25/134128 https://sumita-m.hatenadiary.com/entry/2022/02/20/194848 https://sumita-m.hatenadiary.com/entry/2022/05/15/080809 https://sumita-m.hatenadiary.com/entry/2022/06/08/224857 https://sumita-m.hatenadiary.com/entry/2022/06/12/134641 https://sumita-m.hatenadiary.com/entry/2022/12/08/225032
