Nande Omae ga Ki ni Nannen!?
なんで恋敵が気になんねん！？
Sequel
Nande Koigataki ga Ki ni Nannen!? Rival ga Koibito ni Narimashita
Nande Omae ga Ki ni Nannen!?: Rival ga Koibito ni Narimashita· なんで恋敵が気になんねん！？―ライバルが恋人になりました―
manga
66
75
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Three months into their relationship, Miyako suddenly realized something. That was... “We haven't done anything but have sex since we started dating, have we!?” Looking back, they were only having sex every time they met. Could they really be called lovers? Miyako began to feel uneasy about his relationship with Azuma... *Note: Includes an extra chapter.*