Anime "Assassination Classroom" x KARATZ
About online orders
Sales period: December 5th (Fri) 2025 22:00 to December 25th (Thu)
*Sales may end or be suspended once the available number is reached.
● Expected delivery date of goods <br data-end="215" data-start="212">Expected delivery date: Approximately 3 weeks later *If the New Year holidays fall in between, the shipping schedule will be approximately 4 weeks later.
*The first production run has sold out.
*Shipping fee: 480 yen nationwide (free for orders over 8,000 yen including tax)
● Estimated delivery date of your jewelry
It is scheduled for mid-March 2026.
![[Sales End on Thursday, December 25th] Anime "Assassination Classroom" x KARATZ Collaboration Korosensei Five Great Jewels Figure (Limited to 100)](http://store.karatz.jp/cdn/shop/files/ansatsu_bnrC_1_1080x1080_1be8ed3d-7a10-47a1-9508-85a22ed9b825.jpg?v=1760620266&width=1080)
![[Sales End on Thursday, December 25th] Anime "Assassination Classroom" x KARATZ Collaboration Korosensei Model Ring](http://store.karatz.jp/cdn/shop/files/ansatsu_bnrC_2_1080x1080_5a04ae14-e1e5-4855-aaff-92dce1dc2205.jpg?v=1760620220&width=1080)
![[Sales End on Thursday, December 25th] Anime "Assassination Classroom" x KARATZ Collaboration Korosensei Model Pendant Top](http://store.karatz.jp/cdn/shop/files/ansatsu_bnrC_3_1080x1080_fc821a2d-a1bd-4f69-bb76-e633fd9eb219.jpg?v=1760620244&width=1080)
![[Sales End on Thursday, December 25th] Anime "Assassination Classroom" x KARATZ Collaboration Korosensei Model Necklace](http://store.karatz.jp/cdn/shop/files/ansatsu_bnrC_4_1080x1080_0741bcdb-ae86-4e38-b0f0-0551548bb990.jpg?v=1760620220&width=1080)
![[Sales End on Thursday, December 25th] Anime "Assassination Classroom" x KARATZ Collaboration Korosensei Model Bracelet](http://store.karatz.jp/cdn/shop/files/ansatsu_bnrC_5_1080x1080_a307a391-2381-4edd-a09a-3a2caaa72c1d.jpg?v=1760620220&width=1080)
![[Sales End on Thursday, December 25th] Assassination Classroom x KARATZ Collaboration Korosensei Model Earrings (Single)](http://store.karatz.jp/cdn/shop/files/ansatsu_bnrC_6_1080x1080_acf42c5b-8c28-4dd3-9221-8a31ee35ad32.jpg?v=1760620169&width=1080)
![[Sales End on Thursday, December 25th] Assassination Classroom x KARATZ Collaboration Acrylic Stands (6 Types)](http://store.karatz.jp/cdn/shop/files/ansatsu_akusuta_7.png?v=1764653453&width=1080)
![[Sales End on Thursday, December 25th] "Assassination Classroom" x KARATZ Collaboration Stickers (7 Types)](http://store.karatz.jp/cdn/shop/files/ansatsu_sticker_8.png?v=1764653463&width=1080)
![[Sales End on Thursday, December 25th] Anime "Assassination Classroom" x KARATZ Collaboration Acrylic Keychain (1 Type)](http://store.karatz.jp/cdn/shop/files/ansatsu_akukey_1.png?v=1756101686&width=1080)
![[Sales End on Thursday, December 25th] Assassination Classroom x KARATZ Collaboration Acrylic Keychains (5 Types, Random)](http://store.karatz.jp/cdn/shop/files/ansatsu_akukey_7.png?v=1764653396&width=1080)
![[Sales end on Thursday, December 25th] Assassination Classroom x KARATZ Collaboration Badges (7 types, random)](http://store.karatz.jp/cdn/shop/files/ansatsu_canbadge_8.png?v=1764653424&width=1080)
![[Sales End on Thursday, December 25th] Assassination Classroom x KARATZ Collaboration Clear Cards (7 Types, Random)](http://store.karatz.jp/cdn/shop/files/ansatsu_clearcard_8.png?v=1764653490&width=1080)
Why not take your favorite gemstone that you found at KARATZ and have it made into custom-made jewelry? It will be made by skilled Japanese craftsmen.
We carefully craft each piece of jewelry, starting with the stone setting, to match the individual characteristics of the gemstone.
So that more people can feel closer to jewellery and enjoy it easily.
We will introduce KARATZ's thoughts on products, the attention to detail and efforts in selecting gemstones and creating jewelry.
KARATZ's Initiatives and Social Contributions
We will introduce KARATZ's efforts, including nurturing the next generation and business collaboration to develop the industry, and supporting children in Sri Lanka, the land of jewels.
KARATZ Books
These are books that KARATZ has been involved in writing, supervising, and planning. They are all books that allow you to enjoy gemstones from various angles. You can also purchase them directly.
jeweler's tools
For those who want to enjoy jewelry more but don't know what tools to use, we will introduce tools that are also used by KARATZ staff. You can also purchase them directly.