電気代を節約するためにLEDに変えた

N5 電気 denki electricity, light N3 節約 setsuyaku saving, economizing, thrift N5 する suru do, perform, try N4 変 hen strange, odd, weird

N5 電 den electricity, électricité, electricidad N5 気 ki, ke / ki spirit, mind, air N4 代 dai, tai / ka.waru, kawa.ru, kawa.ri, ka.wari, -gawa.ri, -ga.wari, ka.eru, yo, shiro substitute, change, convert N1 節 setsu, sechi / fushi, -bushi, notto node, season, period N3 約 yaku / tsuzu.maru, tsuzu.meru, tsuzuma.yaka promise, approximately, shrink N3 変 hen / ka.waru, ka.wari, ka.eru unusual, change, strange

N4 〜ために tame ni Indicates purpose goal or reason, attaches to a verb or noun, means in order to do or because of something 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