故郷を離れてもう十年になる

N3 故郷 kokyou hometown, birthplace, native place N5 もう mou already / more N5 十 juu ten N5 年 toshi year, age N5 なる naru become, turn into, happen

N1 故 ko / yue, furu.i, moto happenstance, especially, intentionally N1 郷 kyou, gou / sato home town, village, native place N1 離 ri / hana.reru, hana.su detach, separation, disjoin N5 十 juu, jitsu, jutsu / too, to, so ten, dix, diez N5 年 nen / toshi year, counter for years, année

N5 〜もう mou Indicates recent completion or change, equivalent to already, shows action completed before now N5 〜を o Marks the direct object of an action, appears before the verb, shows what receives the action N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜も mo Means also, adds another similar item, often replaces particles such as wa ga or o