[Mutual Love Songs] A curated selection of sweet and bittersweet love songs about mutual affection!
The moment you became mutually in love and happy, are you feeling a vague sense of anxiety?
It’s probably because you’ve reached the “goal” of mutual love and are now afraid of the possibility of a breakup.
In this article, we’ll introduce songs about mutual love that will blow away those worries!
If you trust each other and keep sharing your feelings, you’ll be fine.
First, listen to these mutual love songs and fully savor the greatness of the happiness you’ve grasped.
May the two of you stay together forever!
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[Mutual Love Songs] A curated selection of sweet-and-sour love songs about reciprocated feelings! (161–170)
Happinessaiko

A number by singer-songwriter aiko that straightforwardly sings of overflowing happiness.
The lyrics, which make you realize that the ordinary days spent with your lover are the true treasure, beautifully portray the preciousness of mutual love.
Listen to it under the gentle summer sunlight, and it feels as if your heart fills with the tenderness right beside you.
Released in May 2007 as her 21st single and also included on the album “Himitsu,” the song became widely known for being performed at the 58th NHK Kōhaku Uta Gassen that same year.
It drew attention at the time as well, with the B-side being used in a commercial.
It’s a heartwarming song about mutual love that we especially want those in the midst of a happy romance to hear.
I love youRen

Many people probably feel embarrassed to say “I love you” to their partner face-to-face.
This love song conveys that feeling—playfully hiding the shyness—by saying it in Korean.
It’s a track by REN, a singer-songwriter from Tokushima known for hits like “Aitai” and “for you,” released in April 2023.
The grand yet gentle arrangement paired with his sweet vocals makes the sound slowly seep into your heart.
Definitely give it a listen together as a couple.
Mutual Love Songs: A curated selection of sweet-and-sour love songs about being in love with each other! (171–180)
1 minute 1 secondmosao.

A love song by Mosawo that sings about the everyday life of a couple that makes your heart flutter.
The lyrics are striking in how honestly they convey the feeling of “you’re important to me,” something that’s hard to put into words in everyday life.
The warm vocals further enhance the song’s worldview.
The track was also used in a commercial for Tokio Marine Nichido Anshin Life, resonating with many listeners.
Released in December 2022, it’s included on the album “Koi no Uta.” Highly recommended for those who want to cherish the time spent with the person they love.
a lifetime’s worth of luckyasashii hitotachi.

It’s a heartwarming J-pop ballad that expresses deep love and devotion.
The song gently sings about the happiness of spending each day with someone special and gratitude for a fateful encounter.
Delicate piano and guitar arrangements beautifully color the lyrical world.
Released in December 2022, the track resonated with many listeners and was well received on charts both in Japan and abroad.
It’s a soothing, warm song you’ll want to listen to with someone important.
Highly recommended for those who cherish the small joys of everyday life or want to reaffirm their appreciation for their partner.
sparklingHoneyWorks feat. Hakoniiwa Ririi

This song depicts everything from the heart-fluttering moment of falling in love to vows of forever, wrapped in a bright and refreshing sound.
Clear, airy vocals intertwine with a positive message to kindle a sure sense of hope in the listener’s heart.
Released in October 2024, it was also used as the opening theme for the anime “Is It True That We’re Getting Married?” and has drawn attention as a track that cheers on the start of new romance.
Packed with the charm of HoneyWorks feat.
Haconiwa Lily, this one song will gently give you a push when you’re unsure about your feelings for someone or when you want to take a step forward in an important relationship.
Better Half (feat. JEONGHAN of SEVENTEEN)Omoinotake

Even from far apart, Omoinotake delivers a moving ballad that sings of unwavering, powerful feelings set to a warm melody.
It also drew attention for featuring SEVENTEEN member Jeonghan.
Centered on a long-distance relationship, the song portrays the aching thoughts for a lover who’s far away and the love that deepens across the distance.
Its dramatically unfolding melody and the clear, expansive vocals of Reo Fujii and Jeonghan blend beautifully, resonating deeply with listeners.
The track was included on Omoinotake’s major second album, “Pieces,” released in January 2025, and was also chosen as the theme song for ABEMA’s original romance show “Koisuru ♥ Shuumatsu Homestay 2025 Fuyu” (Falling in Love: Weekend Homestay, Winter 2025).
It’s a song that will surely be there for anyone living apart from someone important or thinking of a distant loved one.
heartaimyon

“Heart” by Aimyon is a song that captures the gradual realization of one’s honest feelings of love.
Released in 2021, it was chosen as the theme song for the drama ‘Only Just Married’ (Kekkon Todoke ni Han wo Oshita Dake Desu).
The lyrics convey the feelings of someone who lacks confidence and often ends up troubling the person they love, yet insists that the feeling of ‘I love you’ is not a lie.
If you listen to it with someone who thankfully loves you back, you might find yourselves loving each other even more—faults and all.


