Onihei
The Man of the Past (1x11)
:
While Heizo was out, Hisae received a letter which read, "Tomorrow at four, at tea shop Yoshinoya by the Gokokuji gates..." The sender was the man of the past, Kanshiro Kondo. Hisae goes to the place alone. Kanshiro tells her, "don't be surprised when you get back."