Proper noun
Ruka (plural Rukas)
A surname.
Mana Ashida does a particularly amazing job as Ruka. Source: Internet
James qualified for Sunday's final in first place, but his best score of 92.25 was topped by Japanese rider Ruka Hirano's 94.75, with Switzerland's Patrick Burgener grabbing the bronze with 89.50. Source: Internet
The poster photo was shot by Mong Chen and designed by Araai Ruka. Source: Internet
Some nouns for paired body parts have a dual form: ruka (hand)—ruce; noha (leg)—nohy; oko (eye)—oči, and ucho (ear)—uši. Source: Internet
For example, the word ruka main is used for one hand, ruce main for two hands, and ruki main for more than two hands. Source: Internet