Irresistibly Cute Trailer for ‘My Melody & Kuromi’ Unveils a Stop-Motion Adventure Through Mariland

The stop-motion animation series My Melody & Kuromi, featuring the globally popular Sanrio characters, is set to premiere exclusively on Netflix on July 24. As fans of the duo know, My Melody is a straightforward and cheerful girl who does things her own way; while Kuromi, her self-proclaimed rival, may seem like a troublemaker, but actually has a girly side. In this original tale, these two polar opposites face a major incident that threatens the fate of Mariland, their home. The series will unfold over twelve 13-minute episodes, capturing the adventures and growth of these two adorable characters.

The newly released trailer showcases My Melody and Kuromi’s lively expressions as they go on a journey to save their hometown. The new key art unveils original characters made for this series, along with the other residents of Mariland. Additionally, the fearless K-pop group LE SSERAFIM has been revealed as the singer of the theme song “Kawaii (Prod. Gen Hoshino),” with a first glimpse of the song in the trailer. This series, filled with delightful cuteness, perfectly celebrates the 50th anniversary of My Melody and the 20th anniversary of Kuromi.

In Mariland, My Melody opens a bustling cake shop with her friends Flat and Piano, drawing in customers every day. Meanwhile, Kuromi’s Japanese sweets shop across the street is always empty, fueling her determination to beat My Melody’s shop. One day, My Melody encounters a pink heart in the forest, which sets off a series of strange events in Mariland — and the two are suddenly faced with a crisis that threatens everyone. Can they protect their town and their friends?

The members of LE SSERAFIM — KIM CHAEWON, SAKURA, HUH YUNJIN, KAZUHA, and HONG EUNCHAE — who are currently on their first world tour 2025 LE SSERAFIM TOUR ‘EASY CRAZY HOT’, were thrilled to work with the super-cute Sanrio characters. It turns out they’re big fans themselves! “Kawaii (Prod. Gen Hoshino),” part of the fearless quintet’s upcoming 4th Japanese Single DIFFERENT as well as the theme song of My Melody & Kuromi, marks the first collaboration between LE SSERAFIM and Gen Hoshino, a driving force in pop music, who produced, composed, arranged and wrote the song. Hoshino wanted the song to capture the world of My Melody & Kuromi and the charm of LE SSERAFIM, reflecting the show’s message about believing in yourself and being brave.

Group leader KIM CHAEWON, whom LE SSERFIM fans often say resembles My Melody, expressed her excitement: “We really love My Melody and Kuromi, so we were thrilled to be chosen to sing the theme song!” SAKURA, known among fans for her love of Kuromi, shares, “This song embodies the theme ‘cuteness is strength.’ We hope to show how LE SSERAFIM combines charm with strength, turning each member’s individuality into a source of empowerment.” HUH YUNJIN, who co-wrote the English lyrics with Gen Hoshino, remarks, “I hope everyone will listen to the song and appreciate the lyrics.” KAZUHA, who has been seen wearing My Melody items on social media and has long wished to collaborate with Gen Hoshino, expressed her delight: “I am truly honored to have the song produced by him.” Finally, HONG EUNCHAE shares her thoughts on the series: “I was really captivated by the adorable world of Mariland! The characters’ expressions were very rich and entertaining to watch.”

My Melody and Kuromi are sure to continue charming their fans with this new, adorable world and heartwarming story, resonating with viewers who love these iconic characters.

My Melody & Kuromi starts streaming on July 24, only on Netflix.

Netflix Series “My Melody & Kuromi”
Based on characters created by: Sanrio
Director: Tomoki Misato
Screenplay: Shuko Nemoto
Theme Song: “Kawaii (Prod. Gen Hoshino)” by LE SSERAFIM
Production: TORUKU from WIT Studio
Release Date: July 24, 2025 (Total of 12 episodes, approximately 13 minutes each)
Netflix Title page:  https://www.netflix.com/mymelody&kuromi
©’25 SANRIO

About My Melody and Kuromi
2025 marks the 50th anniversary of My Melody, who debuted as a Sanrio character in 1975. Since then, she has been one of its most popular and beloved characters. This year also marks the 20th anniversary of Kuromi, who debuted in 2005 as a self-proclaimed rival to My Melody. Kuromi may seem like a troublemaker, but she is actually quite girly. Kuromi also quickly became a fan-favorite shortly after appearing on the scene. My Melody and Kuromi have charmed fans all across the globe, from children to adults alike. This is the first stop-motion animated series starring these popular characters.

Story
My Melody opens a cake shop in Mariland. After encountering a pink heart in the forest, strange things start happening around her. Meanwhile, Kuromi’s Japanese sweets shop across the street is always empty. Kuromi searches for the secret to My Melody’s cakes. My Melody and Kuromi work hard to prepare for a sweets-making contest judged by the world-famous pastry chef Pistachio. However, no one knows that this will lead to an incident that threatens the fate of Mariland.

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About LE SSERAFIM
LE SSERAFIM, consisting of KIM CHAEWON, SAKURA, HUH YUNJIN, KAZUHA, and HONG EUNCHAE, are the first girl group launched by Source Music under HYBE. After their powerful debut in May 2022 with 1st Mini Album FEARLESS, the fearless quintet made their debut on the Billboard 200 at No. 14 with 2nd Mini Album ANTIFRAGILE (released October 2022) and achieved their highest position on the chart at No. 6 with 1st Studio Album UNFORGIVEN (released May 2023). Continuing their journey to the summit of K-pop, they debuted at No. 20 on the Billboard Bubbling Under Hot 100 with their first English single “Perfect Night” and landed their first Billboard Hot 100 entry at No. 99 with “EASY” from their 3rd Mini Album of the same name. As artists in their own lane, LE SSERAFIM made history as the fastest K-pop act to be invited to perform at Coachella after debut, taking the stage in April 2024. Following their highly anticipated 4th Mini Album CRAZY (released August 2024), the group later performed at the 2024 MTV VMAs and EMAs, where they were honored with the ‘PUSH Performance of the Year’ award. The fearless quintet returned with 5th Mini Album HOT in March 2025 that debuted on the Billboard 200 at No. 9, marking them as the fastest K-pop girl group to score four Top 10 entries on the chart. With this final piece of their masterfully curated trilogy EASY, CRAZY, HOT, the charismatic stage-stealers kicked off their first-ever world tour ‘EASY CRAZY HOT’ in April 2025.