日本語 Japanese Ask Questions Thread 4

If you have a question about the language, ask it and fellow 4channers might see it and answer it for you.


Japanese Ask Questions Thread2
http://dis.4chan.org/read/lang/1206158123/1-40

Japanese Ask Questions Thread3
http://dis.4chan.org/read/lang/1267485093/1-40

Just getting into readings. For example, I see the reading of nine written as キユウ. If I didn't know it was meant to say like 'kyu', I would've said "ki-you-oo". How am I meant to know this, just from reading it?