広島出発。 Departing Hiroshima. 日本最大の鍾乳洞、秋吉洞訪問 。 Visiting Akiyoshi-do, the biggest limestone cave in Japan. https://karusuto.com/spot/akiyoshido/ 百枚皿。本当は五百枚近くとか。 The One Hundred Plates. Actually, there are nea…