It has a lot of different meanings but the main definition is "to finish"
Ryouka (with long o) could mean a dormitory song (寮歌).
If you have heard 'ryoukai' it's common use for 'roger', 'got it'.
It's a suffix that means 'power'
รฆโโฆรจยกล (ryokou) means 'travel' in Japanese.
Travel in Japanese is Ryoko.
Tani Ryoko
Ryoko Tanami was born in 1974.
Ryoko Kobayashi was born in 1989.
Ryoko Kizaki was born in 1985.
Ryoko Shinohara was born in 1973.
Ryoko Moriyama was born in 1948.
Ryoko Yamagishi was born in 1947.
Ryoko Eda was born in 1976.
Ryoko Nagata is 155 cm.
Ryoko Shiraishi was born on September 7, 1982.
Ryoko Tani was born on 1975-09-06.