How to say all that you have to do is to wait for his reply. in Japanese
1)
君君(kun) (pn) you/buddy/pal/monarch/ruler/sovereign/masterはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh彼の彼の(kano) (adj-pn) that返事返事(henji) (n,vs) reply/answer/responseをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,待ち待ち(machi) (n,n-suf) waiting/waiting timeさえすればよno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbいい(i) (prt) strengthens a question, assertion, etc.。。(。) Japanese period "."
