Japan Post has a long history of collaborating with popular anime IPs to release exclusive merchandise. Past team-ups with JoJo's Bizarre Adventure, "Yu-Gi-Oh!", and Chiikawa have proven incredibly popular, with many of these collaboration items rivaling major brand releases in demand.
They've just announced a new limited-edition merchandise series centered around "Detective Conan," which celebrates its 30th TV anime anniversary this year. The collection, featuring original stamp sets and more, will be available for pre-order starting September 14, 2026, via the Japan Post online store, with shipments slated to begin sequentially in December 2026.

This time around, the goodies feature brand-new, officially commissioned original illustrations as their core design. A total of seven distinct items are being released, including:
Original Stamp Set
Original Stamp Set (with Framed Badges)
Scene Acrylic Stand
Square Badge Set
Acrylic Keychain with Charm
Die-cut Sticker Set
Acrylic Keychain
Launched to celebrate the "Detective Conan" TV anime's 30th anniversary, this collection blends unique designs with the distinct charm of the post office, creating a truly unique set of collectibles. These exclusive items are only available through Japan Post, so don't miss your chance to snag them!
▼ Original Stamp Set Price: 5,500 yen
This set bundles commemorative stamps, a special display board, and postcards. It includes one sheet of original stamps (110 yen x 10 stamps), one A3 folded display board, and ten postcards.
The stamps showcase brand-new original illustrations, depicting Edogawa Conan as a postal worker, while Ran Mouri receives a cherry blossom-shaped gift.

▼ Original Stamp Set (with Framed Badges) Price: 14,850 yen
Beyond the original stamps, special board, and postcards, this special edition includes a luxurious set of framed badges. You get 11 badges, perfectly arranged in an exclusive frame (30cm H x 30cm W) for effortless display.

▼ Scene Acrylic Stand Price: 2,970 yen
Crafted from the new original illustrations, this stand features Edogawa Conan as a postal worker and Ran Mouri with her cherry blossom gift. The acrylic backing plate incorporates classic scenes from the TV anime. Once assembled, it measures 12.5cm H x 15.5cm W.

▼ Square Badge Two-Piece Set Price: 1,100 yen
These badges feature the new original illustrations and measure 5.8cm x 5.8cm. The characters are, once again, Edogawa Conan as a postal worker and Ran Mouri receiving a cherry blossom gift. The standout detail? A ribbon design that beautifully connects the two, like a red thread of fate!

▼ Acrylic Keychain with Charm
Single (Random): 990 yen
Full Set of 10: 9,900 yen
Inspired by iconic scenes from past opening (OP) and ending (ED) themes, these acrylic keychains come in 10 different designs. Each one also sports a special 30th-anniversary logo charm.

▼ Die-cut Sticker Set Price: 1,100 yen
Characters decked out in postal worker attire are transformed into these cool die-cut stickers. There are 8 types: Edogawa Conan, Ran Mouri, Heiji Hattori, Kazuha Toyama, Shuichi Akai, Ai Haibara, Tooru Amuro, and Kaito Kid.

▼ Acrylic Keychain
Single (Random): 770 yen
Full Set of 8: 6,160 yen
Also themed around characters sporting postal worker-style outfits, this series offers 8 designs: Edogawa Conan, Ran Mouri, Heiji Hattori, Kazuha Toyama, Shuichi Akai, Ai Haibara, Tooru Amuro, and Kaito Kid.

via: PR TIMES