Declan

The Language Learning App Company

The Japanese word

七つ

is pronounced
nanatsu | ななつ
means
seven (traditional)
Examples:
一つ、二つ、三つ、四つ、五つ、六つ、七つ、八つ、九つ、十。
hitotsu, futatsu, mittsu, yottsu, itsutsu, muttsu, nanatsu, yattsu, kokonotsu, jū.
One, two, three, four, five, six, seven, eight, nine, ten.
Examples sourced from tatoeba.org