The Ultimate 2025 Guide: 7 Must-Have 'The Guy She Was Interested In Wasn't A Guy At All' Merch Items

The merchandise for *The Guy She Was Interested in Wasn't a Guy at All* (KiniOto) has exploded in popularity, driven by the manga's massive global success and the highly anticipated 2025 anime adaptation. This web manga, often affectionately nicknamed *Green Yuri* by fans due to its distinct color palette and genre, has captivated readers with the charming, relatable story of high schooler Aya Oosawa and her mysterious crush who is actually her female classmate, Mitsuki Koga. As of today, December 11, 2025, the market is flooded with fresh, official goods, making it the perfect time for fans to grab a piece of this groundbreaking romantic comedy.

The series, originally posted on X (formerly Twitter) and serialized on Pixiv Comic, has not only won the Japan Society and Anime NYC's American Manga Awards for Best New Manga in 2025 but has also launched major collaborations with iconic brands. From exclusive pop-up shop apparel to adorable Sanrio crossovers, navigating the world of *KiniOto* merchandise, or TGSWIIWAGAA for short, requires a dedicated guide. We've compiled the ultimate list of the must-have items that celebrate the sweet, awkward, and heartwarming journey of Aya and Mitsuki.

The Guy She Was Interested in Wasn't a Guy at All: Series Profile and Main Characters

To truly appreciate the merchandise, it's essential to know the key figures who inspired it. The creator, Sumiko Arai, has crafted a story that resonates deeply with fans of the GL (Girl's Love) genre, focusing on genuine emotions and slice-of-life charm. The core appeal lies in the dynamic between the two main leads.

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• Original Title: Kininatteru Hito ga Otoko ja Nakatta (The Guy She Was Interested in Wasn't a Guy at All)
• Creator/Mangaka: Sumiko Arai
• Genre: Romantic Comedy, Slice of Life, GL (Girl's Love)
• Serialization: Pixiv Comic, Kadokawa (Print)
• Key Nicknames: KiniOto, Green Yuri, TGSWIIWAGAA
• Major Milestone: Anime Adaptation Announced (Scheduled for 2025)

Main Characters Spotlight

The official merchandise frequently features the two protagonists, often in their distinct high school and "CD shop employee" looks, alongside supporting characters like Megumu Narita, Joe, and Chizuru.

• Aya Oosawa (大沢 綾): The fashionable, upbeat, and somewhat naive high school girl who develops a massive crush on the cool, stylish employee at her local CD shop. Her merchandise often captures her bright, energetic personality.
• Mitsuki Koga (古賀 美月): The object of Aya's affection. She is the stylish, mysterious "guy" who is secretly her reserved female classmate, Mitsuki. Her "guy" persona is a key element in much of the apparel and accessories.

7 Must-Own Merch Items for Every KiniOto Fan

The latest wave of official merchandise is a mix of high-end collaborations and essential collector's items. These items not only celebrate the manga but also build excitement for the upcoming 2025 anime series.

1. The Sanrio Collaboration Exclusives

One of the most sought-after collections is the official collaboration with Sanrio characters. This limited-edition line, often found at retailers like Tower Records and Kiddy Land, pairs the adorable aesthetic of Sanrio with the charm of Aya and Mitsuki.

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Look for the exclusive acrylic keychains, CD-style memo pads, and plush toys that feature the characters alongside icons like Hello Kitty or My Melody. These items are a testament to the series' growing mainstream appeal and are a high-priority collectible.

2. Marui POP UP SHOP Coach Jacket (2024 Collection)

For fans who prefer apparel, the limited-run Marui POP UP SHOP collection from 2024 offered a unique Coach Jacket. This kind of stylish, high-quality outerwear is a perfect way to subtly show off your love for the series. It often features minimalist designs or character silhouettes, appealing to a more mature fanbase.

3. Official TGSWIIWAGAA T-Shirts and Hoodies

Apparel is a core part of the *KiniOto* merchandise world. Beyond the fan-made designs on sites like Redbubble, official T-shirts and hoodies are available from retailers like Animate USA. These often feature the iconic "Green Yuri" color scheme, key manga panels, or stylized art of Mitsuki in her "guy" attire. Active T-shirts are also available for a more athletic look.

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4. Character Acrylic Standees and Badge Sets

Acrylic standees and badge sets are the bread and butter of anime and manga collecting. They allow fans to display their favorite characters, Aya Oosawa and Mitsuki Koga, on desks or shelves. Official releases often feature special seasonal art, such as the "New Years" themed keychains or full-cast standees that include supporting characters like Megumu Narita.

5. The Soundtrack Vinyl with Exclusive Manga

A truly unique collector's item is the official soundtrack released on colored vinyl. This is a must-have for any serious fan, as it typically includes an exclusive bonus: a booklet featuring a newly drawn 4-page manga by Sumiko Arai and an interview with the creator. This offers fresh content that can't be found anywhere else, making it an invaluable piece of *KiniOto* history.

Where to Find the Latest and Most Authentic Merchandise

The demand for *The Guy She Was Interested in Wasn't a Guy at All* merchandise is high, and knowing where to shop is crucial to ensure you get authentic, official goods, especially with the 2025 anime hype.

Official Japanese and Global Retailers

The most reliable source for the latest releases, including new items tied to the anime announcement, are official Japanese retailers with international shipping or their global branches. Key places to check include:

• Animate USA: An official retailer that carries a range of plush, keychains, and apparel. They are a primary source for North American fans.
• Kinokuniya: A major bookstore and merchandise hub that stocks everything from the manga volumes (published by Yen Press) to posters and stickers. They often have exclusive bonus items, like the special shikishi artboard that came with a volume release.
• Aitai Kuji: A specialty store often featuring exclusive items from Japanese pop-up shops and collaborations, such as the Marui POP UP SHOP goods.
• Tower Records: The exclusive partner for the highly sought-after Sanrio collaboration items.

Independent and Custom Merchandise

Platforms like Etsy and Redbubble are excellent places to find fan-made and custom items, such as unique T-shirts, stickers, and keychains featuring artwork inspired by Aya and Mitsuki. While not official, these offer unique designs and a way to support independent artists who love the *Green Yuri* series.

The Future of KiniOto Merch: The 2025 Anime Effect

The biggest factor driving the future of *KiniOto* merchandise is the confirmed 2025 anime adaptation. An anime launch always results in a massive surge of new products. Fans can anticipate a whole new line of collectibles, including:

• Nendoroids and Figmas: High-quality, articulated figures of Aya Oosawa and Mitsuki Koga in various outfits.
• Anime Key Visual Goods: Posters, clear files, and wall scrolls featuring art from the anime's promotional key visuals and trailers.
• Limited Edition Blu-ray/DVD Sets: These often come bundled with exclusive physical merchandise like art books, pin badges, or special packaging.
• Themed Cafes and Pop-Up Events: Expect regional pop-up cafes in Japan and potentially North America, offering exclusive, limited-time food, drinks, and merchandise.

For dedicated fans, now is the time to secure the current manga-focused merchandise before the 2025 anime adaptation shifts the focus to new designs. The combination of the manga's critical acclaim (including the 2025 American Manga Award win) and the upcoming anime ensures that *The Guy She Was Interested in Wasn't a Guy at All* will remain a merchandise powerhouse for years to come.