明(あか)る()い() akarui気(き)分(ぶん) kibunになる ninaru。 I'm getting in a cheerful mood. Literal Bright mood [dative-に] become. 明るい気分 = 'bright/cheerful mood.' Adjective + になる expresses 'become [that state].' The subject (I) is implicit. A minimal present-tense statement of a shifting mood. emotions~くなる (become)
明(あか)る()い() akarui気(き)分(ぶん) kibunになる ninaru。 I'm getting in a cheerful mood. Literal Bright mood [dative-に] become. 明るい気分 = 'bright/cheerful mood.' Adjective + になる expresses 'become [that state].' The subject (I) is implicit. A minimal present-tense statement of a shifting mood. emotions~くなる (become)