恋人こいびと同士どうし
koibitodōshi

Noun

1. pair of lovers; girlfriend and boyfriend

この恋人こいびと同士どうし情熱じょうねつてき文通ぶんつうつずけた。
kono koibitodōshiwa jōnetsutekina buntsūo tsuzuketa.
This pair of lovers were carrying on an ardent correspondence.
Other forms: