*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
*2:See also https://sumita-m.hatenadiary.com/entry/2020/01/15/103151 https://sumita-m.hatenadiary.com/entry/2020/07/01/130653 https://sumita-m.hatenadiary.com/entry/2020/11/10/213903 https://sumita-m.hatenadiary.com/entry/2021/02/19/085644 https://sumita-m.hatenadiary.com/entry/2021/05/02/094430 https://sumita-m.hatenadiary.com/entry/2021/05/07/225351 https://sumita-m.hatenadiary.com/entry/2021/11/12/105819 https://sumita-m.hatenadiary.com/entry/2021/12/02/132100 https://sumita-m.hatenadiary.com/entry/2022/01/30/081823 https://sumita-m.hatenadiary.com/entry/2022/05/06/025059 https://sumita-m.hatenadiary.com/entry/2022/05/09/083523 https://sumita-m.hatenadiary.com/entry/2022/05/13/140227 https://sumita-m.hatenadiary.com/entry/2022/05/17/012446 https://sumita-m.hatenadiary.com/entry/2022/05/24/095539 https://sumita-m.hatenadiary.com/entry/2022/07/16/024127 https://sumita-m.hatenadiary.com/entry/2022/08/04/121249 https://sumita-m.hatenadiary.com/entry/2022/08/17/031100 https://sumita-m.hatenadiary.com/entry/2022/09/30/152627 https://sumita-m.hatenadiary.com/entry/2022/10/19/135650 https://sumita-m.hatenadiary.com/entry/2022/10/30/090447 https://sumita-m.hatenadiary.com/entry/2022/11/03/084202 https://sumita-m.hatenadiary.com/entry/2022/11/17/124040 https://sumita-m.hatenadiary.com/entry/2022/12/09/112020 https://sumita-m.hatenadiary.com/entry/2023/01/15/134239 https://sumita-m.hatenadiary.com/entry/2023/01/19/094151 https://sumita-m.hatenadiary.com/entry/2023/10/03/130020