*1:See also https://sumita-m.hatenadiary.com/entry/20120310/1331389760 https://sumita-m.hatenadiary.com/entry/20130417/1366211836 https://sumita-m.hatenadiary.com/entry/20141019/1413647417 https://sumita-m.hatenadiary.com/entry/20160731/1469923327 https://sumita-m.hatenadiary.com/entry/20160924/1474733349 https://sumita-m.hatenadiary.com/entry/20161011/1476112393 https://sumita-m.hatenadiary.com/entry/20161015/1476517356 https://sumita-m.hatenadiary.com/entry/20161020/1476979958 https://sumita-m.hatenadiary.com/entry/20170311/1489196058 https://sumita-m.hatenadiary.com/entry/20170406/1491491310 https://sumita-m.hatenadiary.com/entry/20170514/1494786317 https://sumita-m.hatenadiary.com/entry/20181005/1538730662 https://sumita-m.hatenadiary.com/entry/2020/03/22/141524 https://sumita-m.hatenadiary.com/entry/2020/06/01/145035 https://sumita-m.hatenadiary.com/entry/2020/06/18/141544 https://sumita-m.hatenadiary.com/entry/2020/06/29/131848 https://sumita-m.hatenadiary.com/entry/2020/08/20/121548 https://sumita-m.hatenadiary.com/entry/2020/09/08/080509 https://sumita-m.hatenadiary.com/entry/2020/10/08/135436
*2:See also https://sumita-m.hatenadiary.com/entry/20161015/1476517356 https://sumita-m.hatenadiary.com/entry/2020/05/24/031945 https://sumita-m.hatenadiary.com/entry/2020/07/20/233418 https://sumita-m.hatenadiary.com/entry/2020/07/31/02061 https://sumita-m.hatenadiary.com/entry/2020/08/06/005528 https://sumita-m.hatenadiary.com/entry/2020/08/09/004427 https://sumita-m.hatenadiary.com/entry/2020/08/12/225308 https://sumita-m.hatenadiary.com/entry/2020/09/04/144825 https://sumita-m.hatenadiary.com/entry/2020/10/09/143912
