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彼女は彼に恋をしている
She is in love with him
Romantic love or affection, often between two people
恋は人生の美しい瞬間を作る
Love creates beautiful moments in life
Often used to describe deep emotional attachment in romantic relationships
A strong emotional attachment or infatuation
彼は彼女に恋をしているようだ
It seems he has a crush on her
Can also describe non-romantic infatuation
While '愛' can mean general love (family, friends), '恋' specifically refers to romantic love or infatuation.
'恋をする' is the most common verb form, meaning 'to fall in love' or 'to be in love'.
From Middle Chinese 'lwieng' meaning 'to love', with kanji components '心' (heart) and '戀' (longing)
Often used in literary and poetic contexts. Can be both transitive and intransitive depending on usage.