Songs to Boost the Romance Mood: Mutual Love Tracks Perfect for Summer

A 365-day love story.Sonar Pocket

A 365-Day Love Story

Sung by Sonar Pocket, this is a song that gently warms the heart.

It reminds us that the irreplaceable days lovers spend together weave a tender story of their own.

As member ko-dai expressed, the idea that “the everyday life you share with someone precious—through good times and bad—is your love story” is deeply embedded in this work.

Released in October 2011, the track is also included on the album Sonapokeism 3: Kimi to no 365-nichi.

It was also beloved as the ending theme for TV Asahi’s Onegai! Ranking in October.

For two people who feel the same way and wish to stay together forever while holding dear their joyful memories, this song is sure to deepen that sense of happiness.

A world that sways around youMarushii

Marcy – The world that sways around you (Official Music Video)

A refreshing track by Marcy that captures the exhilaration of traveling with a lover and the unassuming tenderness found in everyday life.

The words woven by vocalist Ukyo Yoshida convey a deep love for “you” that grows despite his clumsiness, along with an earnest wish to stay together forever.

It reminds us that a relationship where you can laugh about little things becomes a warm refuge amid the whirlwind of daily life.

Released in May 2025, the song also serves as the image song for a JTB commercial, and just listening to it fills you with the thrill of travel.

If you listen with the glittering memories you’ve shared with someone special in your heart, it may deepen the bond between the two of you.

Love ForeverKatō Miriya × Shimizu Shōta

Miliyah Kato × Shota Shimizu “Love Forever”

A duet song in which Miliyah Kato and Shota Shimizu pour their hearts into singing about the miracle of meeting and the irreplaceable feelings that are bittersweet yet precious.

As the two experience misunderstandings and inner conflicts, they come to reaffirm each other’s importance—something that’s sure to move you.

Released in May 2009, the song is also included on Miliyah Kato’s album “Ring.” Its No.

1 spot on the Oricon Daily Chart shows just how widely it was loved.

Listen to this track at the end of summer, and you’ll find yourself hoping that the future with the one you love will shine forever, wrapped in a warm, uplifting feeling.

Ambiguous SongShonan no Kaze

Shonan no Kaze “Aiuta” MUSIC VIDEO

A medium-tempo ballad by Shonan no Kaze that sings of the delicate emotional shifts of romance.

It deftly portrays the inexpressible frustration and bittersweetness that lurk within the happiness of mutual love.

Each member’s distinctive voice vividly conveys the protagonist’s complex feelings as they try to move forward while holding fast to unwavering affection for their partner.

This track was included on the single “Ougon Tamashii,” released in February 2008.

Listen to it at the close of a joyful summer, shoulder to shoulder with someone special, and the loneliness of the passing season may transform into a warm, gentle feeling.

May it be filled with kindnessJUJU

JUJU 'So That It Overflows with Kindness'

This song is known as one of JUJU’s signature tracks, beloved by people of all ages, regardless of gender.

The lyrics, which wish for kindness to surround someone precious, are deeply soothing and fill you with happiness.

It’s a song that brings back the delicate feelings of being in love.

I love you!Little Glee Monster

Little Glee Monster 'I Love You.' -Short Ver.-

A hugely popular song by the female group Little Glee Monster, known for their powerful vocals and beautiful harmonies.

It’s a track that wholeheartedly sings about the feeling of “I love you.” With lyrics that express pure emotions and lively vocals, it’s a love song that lets you feel the happiness of being with your partner.

My Past Life, Many Lifetimes AgoRADWIMPS

RADWIMPS – Zenzenzense (movie ver.) [Official Music Video]

This is a signature song by RADWIMPS, a band hugely popular especially among young people.

The track became an instant hit after being used as the theme song for the film “Your Name.” With a summery, refreshing melody and lyrics about having waited for someone precious, it’s a very uplifting piece.