How to say had i known his address, i would have written to him. in Japanese
1)
彼の彼の(kano) (adj-pn) that住所住所(juusho) (n) address/residence/domicile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,知ってno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbいい(i) (prt) strengthens a question, assertion, etc.たらたら(tara) (conj,prt) indicates supposition/if ... then/when/after/ indicates exasperation彼彼(kare) (ok) that , or something understood without naming it directly)/that person/over there/hey/eh?/thatにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.手紙手紙(tegami) (n,adj-no) letter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,書書(kaki) (n,n-suf) document/book/penmanship/handwriting/calligraphyいい(i) (prt) strengthens a question, assertion, etc.たであろうno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.。。(。) Japanese period "."
