英日字典： かいあわせ
かいあわせ
- 貝合せ：
(n)
(1)
shell-matching game popular with court aristocrats during the Heian period
(2)
(col)
(vulg)
tribadism
- 貝合わせ：
(n)
(1)
shell-matching game popular with court aristocrats during the Heian period
(2)
(col)
(vulg)
tribadism
