３月10日。
真間川*1。
市川市鬼越２丁目*2。
八幡１丁目*3。
*1:See also https://sumita-m.hatenadiary.com/entry/20180213/1518531032 https://sumita-m.hatenadiary.com/entry/2020/09/07/132122 https://sumita-m.hatenadiary.com/entry/2021/03/28/215411 https://sumita-m.hatenadiary.com/entry/2021/04/04/101740 https://sumita-m.hatenadiary.com/entry/2021/04/11/102154
*2:See also https://sumita-m.hatenadiary.com/entry/2021/04/04/101740
*3:See also https://sumita-m.hatenadiary.com/entry/2020/07/27/095506 https://sumita-m.hatenadiary.com/entry/2021/04/11/102154
