Official group visual from the single’s news release, showing the full chess-themed beige-and-brown styling for “Lonesome rabbit / What’s ‘KAZOKU’?”
The wait is finally over, Buddies! Sakurazaka46 has just dropped the visual bombshell we’ve all been waiting for, and this is exactly the kind of J pop idol music moment fans live for. On June 10, 2026, the group will release their highly anticipated 15th single, a double A-side powerhouse titled "Lonesome rabbit / What’s ‘KAZOKU’?". If you thought the "cool and sharp" Sakurazaka era peaked with their recent arena tours, think again. This new release is taking their aesthetic to a whole new level of sophistication.
Moving away from the stark whites and deep reds of previous eras, the 15th single embraces a stunning "Chess-themed" visual concept. We’re talking a chic, high-fashion palette of beige, cream, and deep chocolate browns. It feels like the girls have stepped straight out of a luxury fashion editorial and onto a grand mahogany chessboard. It’s strategic, it’s elegant, and it’s undeniably Sakurazaka46.
Hikaru Morita Takes the Lead: The Return of "Runrun"
At the heart of this release is the indomitable Hikaru Morita. Known affectionately by fans as "Runrun," Hikaru is reclaiming her spot as the center for the lead tracks. Her ability to switch from a soft, rabbit-like innocence to a fierce, commanding presence is exactly what "Lonesome rabbit" demands.
The title track "Lonesome rabbit" is already generating massive buzz for its intricate choreography. Early reports suggest the dance moves incorporate literal chess strategies: think "Knight’s jumps" and "Queen’s pivots": all performed with that razor-sharp synchronization that only Sakurazaka46 can deliver. After her legendary performance in "Muren," seeing Runrun center another major release feels like a homecoming for the group’s core identity.
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Verified beige concept visual for the 15th single, matching the official chess-themed palette and styling.
Anime Synergy: "Mission: Yozakura Family" Season 2
But that’s not all! The second half of the A-side, "What’s ‘KAZOKU’?", has been tapped as the opening theme song for the second season of the hit anime Mission: Yozakura Family (Yozakura-san Chi no Daisakusen).
This is a massive move for the group's global reach. The song itself explores themes of bonds, protection, and the complexity of family: perfectly mirroring the anime’s high-stakes spy-family drama. The track was digitally pre-released on April 19, and the feedback has been electric. It’s catchy, energetic, and has that signature Sakurazaka edge that fits the action-packed world of the Yozakura family like a glove.
The Rising Star: Riko Endo Centers the BACKS Track
One of the most exciting updates in the 15th single lineup is the spotlight on the 3rd-generation members. Riko Endo (fondly called Riko-pi) has been officially named the center for the BACKS track titled "Coin Laundry."
For those who have been following Riko's growth since her debut, this is a "proud fan" moment. "Coin Laundry" is described as a nostalgic, mid-tempo track that highlights the unique vocal colors of the BACKS members. The visual for this track moves away from the grand chessboard and into a more intimate, vintage setting, capturing the "quiet strength" that Riko embodies. Seeing a 3rd-gen member take such a pivotal role shows just how much the group’s foundation is evolving.

Official Type D jacket artwork for the BACKS members, with Riko Endo at center inside the same refined chess-themed visual framework.
Jacket Art: A Strategic Masterpiece
The jacket art for this single is a collector's dream. Across Types A through D and the Regular Edition, the official visuals lean fully into that chessboard idea, using beige and brown tones to give the release a premium, fashion-editorial feel.
- Type A–C: The official jackets present different member configurations within the same chess-themed world announced on Sakurazaka46’s official news post.
- Type D: The BACKS edition keeps the same chess motif and is especially meaningful here because Riko Endo is the BACKS center.
- Regular Edition: Continues the single’s polished chess-themed packaging.
- Night Sakura Edition: Uses the special anime collaboration artwork tied to Mission: Yozakura Family rather than the member chess-photo jackets.
This release follows in the footsteps of other Sakamichi groups who are pushing visual boundaries this year. If you haven't seen it yet, check out our deep dive into Hinatazaka46's recent visuals to see how the sister groups are comparing!
Why This Single is a Must-Buy
Sakurazaka46 has always been about transformation. From the ashes of Keyakizaka46 to the blooming of the "Cherry Blossom" era, they’ve never played it safe. The 15th single feels like a declaration of maturity. They aren't just idols; they are performers playing a high-stakes game where every move is calculated and every visual is a statement.
Whether you're here for Runrun’s magnetic center performance, the anime tie-up, or to support Riko-pi’s rise in the BACKS, there is something for every Buddy in this release.

Official Night Sakura edition jacket artwork for the June 10, 2026 release, pairing the single with its anime tie-in packaging.
What do you think of the chess theme? Are you Team Beige or did you prefer the more colorful eras? And more importantly, who is your "MVP" in the new formation? Let’s chat in the comments!
For more news on the latest J-Pop releases and idol music culture, don't forget to browse our full blog list.
Category: J-Pop
Tags: Sakurazaka46, Hikaru Morita, Lonesome rabbit, Mission: Yozakura Family, Chess Theme
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