Nijigen no Mori to hand out Erwin birthday stickers for Attack on Titan event

Nijigen no Mori on Awaji Island will begin distributing limited-edition Erwin Smith birthday stickers on Oct. 14 as its Attack on Titan collaboration enters its final three months. The giveaway is part of a broader anime park campaign that runs through Dec. 13 and includes night and day attractions, merchandise and food.

Why it matters: - The Erwin sticker giveaway adds another limited-time draw to the Attack on Titan collaboration as the park moves into the final three months of the event. - The campaign is designed to boost attendance at Nijigen no Mori on Awaji Island and keep visitors coming back for character-specific releases. - The attraction combines a major anime IP with an outdoor theme park format, which gives fans a rare in-person way to experience the series.

What happened: - Nijigen no Mori will distribute a limited number of original Erwin Smith birthday stickers starting Wednesday, Oct. 14, 2026. - The giveaway is the fifth installment in the park’s character birthday campaign. - The event takes place at the Awajishima Anime Park “Nijigen no Mori” in Hyogo Prefecture, Japan. - The sticker is a campaign-exclusive novelty item tied to Erwin Smith’s birthday. - The collaboration event runs from Saturday, March 14, 2026, through Sunday, Dec. 13, 2026.

The details: - The sticker features Erwin Smith against a backdrop of flowers inspired by Awaji Island, known as the “Island of Flowers.” - The giveaway is available to guests who buy an admission ticket to “Attack on Titan THE NIGHTWALK -Beyond the Walls-.” - Distribution is first-come, first-served at the attraction reception and ends when supplies run out. - The collaboration event includes a night attraction, daytime activities, merchandise and food offerings. - The night attraction, “Attack on Titan THE NIGHTWALK – Beyond the Wall –,” covers about 1.2 km through the forest and uses projection mapping and immersive sound effects. - Guests take on the role of new Survey Corps recruits and receive an original card at the goal. - Day activities include “Attack on Titan Stamp Rally in Nijigen no Mori” and “Attack on Titan Mystery Quest – Nijigen no Mori Edition / At-Home.” - The stamp rally uses a special booklet with four character stamps and includes an original postcard for all participants. - Collaboration merchandise includes newly illustrated artwork of Eren, Mikasa, Levi, Erwin and others on can badges and acrylic stands. - The park says 36 original items will be sold, including “Captain Levi’s Quote Momo” and Armin’s “An Endless Lifetime’s Worth of Salt.” - The collaboration food menu includes 11 items, such as “Eren’s Determination Mapo Tofu Bowl,” “Sasha’s Sneak-Eating Plate,” “Mikasa’s Warm Red Scarf Cake” and “Captain Levi’s After-Cleaning Tea au Lait.” - Ticket prices for “Attack on Titan THE NIGHTWALK – Beyond the Walls –” start at 3,600 yen for adults and 1,600 yen for children, with prices varying by period. - The stamp rally experience ticket costs 800 yen. - Children age 4 and under enter the night attraction free, and children must be accompanied by at least one adult guardian. - The park’s official website for the collaboration is the official event page. - Tickets are also listed through the ticket page.

Between the lines: - The birthday sticker campaign gives Nijigen no Mori a simple collectible format that can drive urgency without changing the core attraction. - By spacing out character-focused gifts, the park creates a reason for repeat visits from fans who want each release. - The mix of forest walking, puzzles, merchandise and themed food shows the collaboration is built as a full-day fan experience rather than a single ride.

What's next: - The Erwin sticker distribution begins Oct. 14 and continues until supplies are depleted. - The broader Attack on Titan collaboration remains open until Dec. 13, 2026. - Nijigen no Mori says operating hours vary by season, and visitors should check the official website for the latest schedule. - The park says the start date for the daytime mystery quest will be announced later.

The bottom line: - Nijigen no Mori is using a limited Erwin Smith birthday sticker to extend the appeal of its Attack on Titan event and keep fans visiting through the end of the year.