*1:See also https://sumita-m.hatenadiary.com/entry/20100729/1280429288 https://sumita-m.hatenadiary.com/entry/20101229/1293610997 https://sumita-m.hatenadiary.com/entry/20130614/1371221716 https://sumita-m.hatenadiary.com/entry/20140728/1406522463 https://sumita-m.hatenadiary.com/entry/2019/01/26/235846 https://sumita-m.hatenadiary.com/entry/2020/02/03/234710 https://sumita-m.hatenadiary.com/entry/2020/02/05/012724 https://sumita-m.hatenadiary.com/entry/2020/03/20/120316 https://sumita-m.hatenadiary.com/entry/2020/04/09/011749 https://sumita-m.hatenadiary.com/entry/2020/04/15/012215 https://sumita-m.hatenadiary.com/entry/2020/05/27/110546 https://sumita-m.hatenadiary.com/entry/2020/06/01/094136 https://sumita-m.hatenadiary.com/entry/2020/06/05/093045 https://sumita-m.hatenadiary.com/entry/2020/06/06/091655 https://sumita-m.hatenadiary.com/entry/2020/06/09/021405 https://sumita-m.hatenadiary.com/entry/2020/06/10/085835 https://sumita-m.hatenadiary.com/entry/2020/06/13/074611 https://sumita-m.hatenadiary.com/entry/2020/06/15/004926 https://sumita-m.hatenadiary.com/entry/2020/06/16/085701 https://sumita-m.hatenadiary.com/entry/2020/06/17/012850 https://sumita-m.hatenadiary.com/entry/2020/06/18/101634 https://sumita-m.hatenadiary.com/entry/2020/06/19/083232 https://sumita-m.hatenadiary.com/entry/2020/06/22/094010 https://sumita-m.hatenadiary.com/entry/2020/06/26/012426 https://sumita-m.hatenadiary.com/entry/2020/06/27/143702 https://sumita-m.hatenadiary.com/entry/2020/06/28/220525 https://sumita-m.hatenadiary.com/entry/2020/07/03/092726 https://sumita-m.hatenadiary.com/entry/2020/12/07/101838 https://sumita-m.hatenadiary.com/entry/2021/02/13/145018 https://sumita-m.hatenadiary.com/entry/2021/03/04/105145 https://sumita-m.hatenadiary.com/entry/2021/03/10/200121 https://sumita-m.hatenadiary.com/entry/2021/03/17/023444 https://sumita-m.hatenadiary.com/entry/2021/05/10/104304 https://sumita-m.hatenadiary.com/entry/2021/05/14/094456 https://sumita-m.hatenadiary.com/entry/2021/05/16/080745 https://sumita-m.hatenadiary.com/entry/2021/05/18/083849 https://sumita-m.hatenadiary.com/entry/2021/05/21/104651 https://sumita-m.hatenadiary.com/entry/2021/05/28/025255 https://sumita-m.hatenadiary.com/entry/2021/05/30/084706 https://sumita-m.hatenadiary.com/entry/2021/06/01/003344 https://sumita-m.hatenadiary.com/entry/2021/06/03/073508 https://sumita-m.hatenadiary.com/entry/2021/06/04/022706 https://sumita-m.hatenadiary.com/entry/2021/06/06/094703
*2:See also https://sumita-m.hatenadiary.com/entry/2020/01/10/160055 https://sumita-m.hatenadiary.com/entry/2020/02/15/083534 https://sumita-m.hatenadiary.com/entry/2020/03/18/081633 https://sumita-m.hatenadiary.com/entry/2020/03/31/160332 https://sumita-m.hatenadiary.com/entry/2020/05/05/132203 https://sumita-m.hatenadiary.com/entry/2020/07/01/130653 https://sumita-m.hatenadiary.com/entry/2020/07/11/013854 https://sumita-m.hatenadiary.com/entry/2020/07/17/212507 https://sumita-m.hatenadiary.com/entry/2020/07/21/092007 https://sumita-m.hatenadiary.com/entry/2020/08/03/133614 https://sumita-m.hatenadiary.com/entry/2020/08/12/085444 https://sumita-m.hatenadiary.com/entry/2020/08/13/105544 https://sumita-m.hatenadiary.com/entry/2020/10/04/015723 https://sumita-m.hatenadiary.com/entry/2020/10/16/102854 https://sumita-m.hatenadiary.com/entry/2020/12/17/011059 https://sumita-m.hatenadiary.com/entry/2020/12/21/091520 https://sumita-m.hatenadiary.com/entry/2020/12/21/132912 https://sumita-m.hatenadiary.com/entry/2021/01/06/141659 https://sumita-m.hatenadiary.com/entry/2021/01/21/084617 https://sumita-m.hatenadiary.com/entry/2021/02/08/100654 https://sumita-m.hatenadiary.com/entry/2021/02/12/103146 https://sumita-m.hatenadiary.com/entry/2021/02/13/023113 https://sumita-m.hatenadiary.com/entry/2021/02/19/121852 https://sumita-m.hatenadiary.com/entry/2021/03/16/133319 https://sumita-m.hatenadiary.com/entry/2021/05/04/141316 https://sumita-m.hatenadiary.com/entry/2021/05/20/010131 https://sumita-m.hatenadiary.com/entry/2021/05/24/084617