2019年８月12日。
京成上野駅*1。
誹風柳多留発祥の地*2。京成上野駅前。
台東区上野６丁目*3。
JR上野駅*4。
*1:See also https://sumita-m.hatenadiary.com/entry/20160818/1471486768 https://sumita-m.hatenadiary.com/entry/20181005/1538730662 https://sumita-m.hatenadiary.com/entry/2020/04/16/215020
*2:See also https://sumita-m.hatenadiary.com/entry/2020/04/08/144807
*3:See also https://sumita-m.hatenadiary.com/entry/2020/02/11/080349 https://sumita-m.hatenadiary.com/entry/2020/02/24/102424 https://sumita-m.hatenadiary.com/entry/2020/08/20/101521
*4:See also https://sumita-m.hatenadiary.com/entry/20081029/1225281703 https://sumita-m.hatenadiary.com/entry/20120115/1326643979 https://sumita-m.hatenadiary.com/entry/20160113/1452654924 https://sumita-m.hatenadiary.com/entry/2019/10/21/130550 https://sumita-m.hatenadiary.com/entry/2020/02/23/134205 https://sumita-m.hatenadiary.com/entry/2020/07/03/105520 https://sumita-m.hatenadiary.com/entry/2020/10/08/091847
