[2026] Spring Drama Theme Songs and Insert Songs (April Cour) | A Roundup of Must-Listen Tracks!

FrightCreepy Nuts

Fright

Creepy Nuts, the music duo that continues to lead Japan’s hip-hop scene.

This track was written as the theme song for TBS’s Tuesday drama “Toki Sudeni Osushi!?” airing in the April 2026 season.

Following their album “LEGION,” this release, coming out in April 2026, centers on the themes of anxiety and inner conflict that accompany a fresh start, as well as the courage to take a first step.

R-Shitei’s sharp linguistic sensibility and DJ Matsunaga’s groove fuse beautifully, creating a sense of dramatic expansiveness.

It feels like a song that, when you’re heading into new challenges after many experiences, will give you the strength to face forward—even if you hesitate.

Wind and TownMrs. GREEN APPLE

Wind and Town

A song written as the theme for the NHK morning drama series “Kaze, Kaoru.” It gently embraces the protagonists as they confront life and their own journeys, carrying a warm message that quietly accompanies everyday moments.

Part of it aired during the drama’s first broadcast in March 2026, creating a huge buzz.

Along with its graceful melody, it expresses both the changing times and timeless universals, brimming with fresh vitality.

It’s a perfect track for those who want a boost to live each day with strength as a new season begins.

HeroDISH//

DISH// – Hero / Monologue [Official Video]

An emotionally resonant pop-rock sound delivered by DISH//! This song opens their sixth album, “aRange,” released in April 2026, and was selected as the theme song for the TV Tokyo drama “Detective, Back to Square One.” The lyrics, written by Takumi Kitamura, portray a down-to-earth hero who wants to be strong for someone else, striking a deep chord.

It mirrors the protagonist who keeps moving forward despite their vulnerabilities, and is sure to give listeners courage.

A dramatic track for everyone who has known loss and regret yet still wishes to protect someone.

ChapterRyokushokushakai

Ryokuoushoku Shakai “Shirushi” Official Video / Ryokuoushoku Shakai – Shirushi

Ryokuoushoku Shakai is a band that wins wide empathy with their rich expressiveness and pop melodies.

This song, themed around reclaiming the personal story we tend to lose sight of as we grow up, features a warm ensemble that feels like it quietly supports self-recovery.

Scheduled for release in April 2026, it’s a medium-tempo number newly written as the theme song for Nippon TV’s Wednesday drama “Tsukiyo Kouro — The Answer Lies in the Classics,” starring Haru and Kumiko Aso.

While attuned to the world of a literary mystery, it will likely resonate deeply with our inner lives today.

It’s the perfect track for when you’re worn out by daily roles or want to put yourself first again.

love-loveMoriyama Naotaro

TBS Friday Drama Tanakusari Brothers Theme Song Naotaro Moriyama “Ai-Ai” Teaser

Written by singer-songwriter Naotaro Moriyama, this piece has been selected as the theme song for the TBS Friday drama “Tagusari Brothers,” which begins in April 2026.

Serving as Moriyama’s first-ever theme for a TBS serial drama, the song both aligns with the brotherly and partner-like relationships portrayed in the series and carries a semi-autobiographical aspect, infused with his feelings about days once spent with a friend.

It features a sound marked by acoustic warmth and a cinematic expansiveness.

The lyrics, which cherish the irreplaceable moments spent with loved ones, are sure to resonate deeply with listeners.

I love life!Miyamoto Hiroji

Hiroji Miyamoto — I love life!

This is a high-energy track by Hiroji Miyamoto that’s been making waves as the theme song for the drama “Reborn: The Last Hero,” starring Issei Takahashi.

In March 2026, it was announced that the song would be used as the theme, and it’s been drawing attention for its powerful message that perfectly aligns with the drama’s world.

Within a story about starting life over, this piece straightforwardly sings of the resolve and hope the protagonist is sure to hold, resulting in an energetic rock number that resonates with listeners.

It’s a fiery anthem that gives a strong push from behind—one we hope everyone will hear who, despite tasting defeat, still chooses to look forward and take that first step.

Maximum HappinessNEW!Aoki Haruna

Haruna Aoki “Maximum Happiness” Music Video

A pop tune with a soft, translucent singing voice that feels wonderfully soothing.

Its lyrics, themed around the moments after the rain and the time spent waiting, evoke a gentle happiness—like the sky slowly clearing.

Sung by singer-songwriter and voice actor Haruna Aoki, the single was released in April 2026.

It was chosen as the opening theme for the Yomiuri TV drama “Smoke Blue: Rain, Then Clear,” and will also be included on the mini-album “BLAZE,” scheduled for release in July 2026.

The acoustic warmth quietly resonates in the heart, tenderly complementing the visual world of the show.

When you feel lost in your daily life, or when you want to pause and face forward again, listening to this song may fill you with a gentle, comforting feeling.