*1:See also https://sumita-m.hatenadiary.com/entry/20091014/1255494247 https://sumita-m.hatenadiary.com/entry/2022/04/08/104827 https://sumita-m.hatenadiary.com/entry/2022/04/12/113317 https://sumita-m.hatenadiary.com/entry/2022/04/17/001558 https://sumita-m.hatenadiary.com/entry/2023/03/18/105512 https://sumita-m.hatenadiary.com/entry/2023/04/07/142127 https://sumita-m.hatenadiary.com/entry/2023/05/12/140729 https://sumita-m.hatenadiary.com/entry/2024/04/03/143239 https://sumita-m.hatenadiary.com/entry/2024/04/09/153424 https://sumita-m.hatenadiary.com/entry/2024/05/15/130413
*2:See also https://sumita-m.hatenadiary.com/entry/2020/07/16/014629 https://sumita-m.hatenadiary.com/entry/2020/07/24/081421 https://sumita-m.hatenadiary.com/entry/2021/04/09/075443 https://sumita-m.hatenadiary.com/entry/2021/12/20/092548 https://sumita-m.hatenadiary.com/entry/2022/05/05/023039 https://sumita-m.hatenadiary.com/entry/2024/04/03/113929
