Japanese Words for Love

Deep, profound love

The deepest word for love in Japanese, Ai represents unconditional, selfless devotion that transcends romance. While it can describe romantic love, Ai is bigger — it encompasses love for family, humanity, and life itself. It is the love that gives without expecting anything in return.

Romantic longing, passionate love

Koi is the yearning, aching, butterflies-in-your-stomach kind of love. Unlike Ai's selfless depth, Koi is personal and passionate — the intense desire to be with someone. It is often described as a more selfish love, driven by longing rather than devotion.

Like / love (everyday affection)

The most commonly used word for expressing love in daily life. In Japan, saying 'Suki desu' (I like/love you) is actually more common than 'Ai shiteru' for confessing romantic feelings. It carries a gentle warmth — affectionate without being overwhelming.

Lover, sweetheart, significant other

Literally 'love person,' Koibito is the standard Japanese word for a romantic partner. It carries a tender, poetic quality that English words like 'boyfriend' or 'girlfriend' lack. Koibito implies deep emotional connection and mutual devotion.

One-sided love, unrequited love

Literally 'one-sided feeling,' Kataomoi captures the bittersweet ache of loving someone who doesn't love you back. It is a central theme in Japanese literature, music, and anime — the beautiful pain of carrying feelings that may never be returned.

Mutual love, reciprocated feelings

The joyful opposite of Kataomoi — when both people share the same feelings for each other. Ryou-omoi represents the moment when one-sided longing transforms into shared love. In Japanese love stories, the journey from Kataomoi to Ryou-omoi is the most celebrated arc.