Counting In Aikido

When doing aikido warm-ups, and in particular kata’s, children over time learn to count up to 22 in Japanese. Please see below showing the Japanese spelling, and then pronunciation following:

1 = ichi ( eechee )
2 = ni ( nee )
3 = san ( sun )
4 = shi ( shee )
5 = go ( go )
6 = roku ( rock )
7 = shichi ( shee-chee)
8 = hachi ( hut-chee)
9 = ku ( koo )
10 = ju ( joo )

11 = ju-ichi ( joo-ee-chee)
12 = ju-ni ( joo-nee )
13 = ju-san ( joo-sun )
14 = ju-shi ( joo-shee )
15 = ju-go ( joo-go )
16 = ju-roku ( joo-rock )
17 = ju-shichi ( joo-shee-chee)
18 = ju-hachi ( joo-hut-chee )
19 = ju-ku ( joo-koo )
20 = ni-ju ( nee-joo )
21 = ni-ju-ichi ( nee-joo-eechee )
22 = ni-ju-ni ( nee-joo-nee )