[2026] Must-listen! This Year's Best Japanese Hit Songs

faint noseKitanitatsuya feat. BABYMETA

Kasuka na Hana – Faint Flower (Opening Theme for Hell’s Paradise: Jigokuraku Season 2)

A collaborative release by Tatsuya Kitani—who showcases multifaceted talent as a Vocaloid producer and bassist—and the globally active BABYMETAL.

Released in January 2026, this work was written specifically as the opening theme for Season 2 of the TV anime “Hell’s Paradise.” The dramatic sound crafted by Tatsuya Kitani merges with BABYMETAL’s vocals to form an ensemble that instantly draws listeners into the story’s world.

The lyrics, which evoke an image of embracing doubt while striving to live strongly, will encourage anyone facing challenges.

It’s an emotional track where alternative elements and catchy melodies blend to exquisite effect.

The color of happinessOnda Masanori

The color of happiness

Masamori Onda, a singer-songwriter who gained attention after posting on TikTok, released “The Color of Happiness.” It’s a ballad that blends tenderness with heartbreak, expressing lingering feelings for a former lover.

The song was chosen as the ending theme for the drama “Kimbap and Onigiri: Two Lovers Alike Yet Different.” There’s also a moving backstory: Onda reworked a chorus he originally wrote at 19, completing it for the first time in about three and a half years.

It’s a perfect track for those freshly heartbroken, those who can’t quite let go, or anyone who wants to reflect on a past love.

Wimarma Sagashigure ui

[Original Song] Wimarma Saga / Shigure Ui (9) vs. Shigure Ui (16) [IOSYS (Maron & D.watt)]

Shigure Ui, who continues to captivate many fans with her diverse talents as both an illustrator and a VTuber.

Released in January 2026, this work was created under a unique concept where her 9-year-old and 16-year-old selves face off against each other.

With IOSYS delivering an addictive beat and an intense back-and-forth that clash and intertwine, the track refuses to leave your head after just one listen.

It’s a perfect number for scenes where you want to lift your mood.

The world has ended.Yuuri

The world has ended.

Singer-songwriter Yuuri continues to captivate countless listeners with his powerful vocals and relatable lyrics.

His single “The World Has Ended,” released digitally on January 14, 2026, has been drawing attention as it was written as the theme song for the drama “Reunion ~Silent Truth~.” Its message—depicting an unwavering conviction that you matter more than anything else, even at the very end of the world—overflows with a profound love that stirs the listener’s heart.

With a medium-tempo rock sound of grand scale and emotionally charged vocals that feel just right, it’s a track everyone who wants to protect someone dear should hear.

LOVE 2000tsuru and kame

Tsuru and Kame “LOVE 2000” Official Music Video

Formed by Jutaro Yamanaka of M!LK and Aloha Takamatsu of Chotokkyu, who co-star in the film “Pure Love, Bring It On!”, Tsuru and Kame is a limited-time unit.

Released on January 15, 2026, this track is an upbeat tune created as the movie’s theme song.

Boldly covering hitomi’s smash hit from 2000, the arrangement brilliantly fuses the original’s forward-looking power with a contemporary dance beat.

The contrasting personas they play in the film—honor student and rebel—intertwine in their vocals and performance to deliver a striking impact on listeners.

It’s a danceable pop number perfect not only for amping up excitement ahead of the film’s release, but also for times when you want to recharge with positive energy.