Seven:
Amu
Ran
Miki
Su
Dia
Yoru
Aruto Tsukiyomi (Ikuto's father)
Seas:
Aruto Tsukiyomi, Ikuto's father, was ロスト overseas.
Treasure:
Amu Hinamori is the treasure Ikuto has been searching for.
あなた would mostly get touched if あなた were an Amuto ファン like me. But even if あなた ship Tadamu または other Amu/Ikuto related couples, あなた could still get touched によって Seven Seas Treasure's meaning.