1.sanshin(procession)
2.shubatsu-no-gi (purification)
3.norito-soujou(formula)
4.kaguramai(dedication of sacred dance)
5.chikai-no-sakazuki(exchange of nuptial cups)
6.seishi-soujou(vow)
7.tamagushi-hairei(tamagushi offerings)
8.yubiwa-no-gi(exchanging of rings)
9.shinzokuhai-no-gi(drinking rice water together)
I'm thinking that the shellfish could be affected by human activity in the harbor such as pollution.
