Japanese practice
How to count「組」
It's used to count things like Couples, the number of couples.
1組 ひとくみhitokumi
2組 ふたくみnikumi
3組 さんくみsankumi
4組 よんくみyonkumi
5組 ごくみgokumi
6組 ろっくみrokkumi
7組 ななくみnanakumi
8組 はちくみhakkumi
9組 きゅうくみkyuukumi
10組 じゅっくみjyuukkumi