彼、家を出て一人で暮らすことにした

N5 彼 kare he N5 家 ie house / home N3 出 de outflow, coming (going) out, graduate (of) N5 一人 hitori one person, alone N3 暮らす kurasu live, get by, spend life

N3 彼 hi / kare, kano, ka.no he, that, the N4 家 ka, ke / ie, ya, uchi house, home, family N5 出 shutsu, sui / de.ru, -de, da.su, -da.su, i.deru, i.dasu exit, leave, go out N5 一 ichi, itsu / hito-, hito.tsu one, one radical (no.1), un N5 人 jin, nin / hito, -ri, -to person, être humain, personne N3 暮 bo / ku.reru, ku.rasu evening, twilight, season's end

N4 〜ことにする koto ni suru Indicates a voluntary decision made by the speaker or group, attaches to a verb, means decide to do N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also 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 〜で de Indicates where an action happens, means used, tool, cause, or material depending on context N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements