The highly anticipated Weiss Schwarz Booster Pack Oshi no Ko Vol. 3 officially launched in Japan on Friday, August 7, 2026.

Marking the third main expansion for the hit franchise in Weiss Schwarz, this booster pack features freshly drawn illustrations for six core characters: Ai, Aqua, Ruby, Akane Kurokawa, Kana Arima, and MEM-cho.

Below is the complete launch-day price breakdown for the top chase cards in the set, presented in order of market prominence and compiled from Japanese secondary market platforms and real-time shop buyout rates.

Release-Day Market Values (As of Aug 7, 2026)

1. Lying Ruby AGR :Autographed & Serial Numbered [OSK/S133-058A]

Estimated Market Price	Shop Buyout Price
¥1,500,000~	TBA

2. Happy New Year Ai SSP [OSK/S133-029SSP]

Estimated Market Price	Shop Buyout Price
¥60,000~	¥45,000~

3. Happy New Year Ai SSP [OSK/S133-029SSP]

Estimated Market Price	Shop Buyout Price
¥35,000~	¥25,000~

4. Merry Christmas Kana Arima SSP [OSK/S133-001SSP]

Estimated Market Price	Shop Buyout Price
¥30,000~	¥25,000~

5. Happy Summer Ruby SSP [OSK/S133-030SSP]

Estimated Market Price	Shop Buyout Price
¥30,000~	¥25,000~

6. Happy Spring Day MEMcho SSP [OSK/S133-002SSP]

Estimated Market Price	Shop Buyout Price
¥20,000~	¥10,000~

7. A Perfect Shot Akane Kurokawa SP [OSK/S133-065SP]

Estimated Market Price	Shop Buyout Price
¥12,000~	¥7,000~

8. Legendary Idol Ai SP [OSK/S133-031SP]

Estimated Market Price	Shop Buyout Price
¥12,000~	¥6,000~

9. The Path I Chose Kana Arima SP [OSK/S133-005SP]

Estimated Market Price	Shop Buyout Price
¥10,000~	¥4,000~

10. Summer Live Ai SP [OSK/S133-035SP]

Estimated Market Price	Shop Buyout Price
¥8,000~	¥5,000~

11. Happy White Day Aqua SSP [OSK/S133-028SSP]

Estimated Market Price	Shop Buyout Price
¥7,000~	¥3,000~

12. Toward a Dream Ruby SP [OSK/S133-004SP]

Estimated Market Price	Shop Buyout Price
¥7,000~	¥3,500~

13. Awakened Revenge Ruby SP [OSK/S133-037SP]

Estimated Market Price	Shop Buyout Price
¥7,000~	¥3,000~

14. Popular Actress Akane Kurokawa SP [OSK/S133-067SP]

Estimated Market Price	Shop Buyout Price
¥7,000~	¥7,000~

15. Happy Valentine’s Day Akane Kurokawa SR⁂ [OSK/S133-061S]

Estimated Market Price	Shop Buyout Price
¥7,000~	¥2,500~

16. Burn It Down! MEMcho SP [OSK/S133-006SP]

Estimated Market Price	Shop Buyout Price
¥5,000~	¥2,500~

17. Lasting Buzz MEMcho SP [OSK/S133-003SP]

Estimated Market Price	Shop Buyout Price
¥4,000~	¥1,500~

18. It’s So Hot… Kana Arima SP [OSK/S133-007SP]

Estimated Market Price	Shop Buyout Price
¥4,000~	¥2,000~

19. Lost Sense of Revenge Aqua SP [OSK/S133-032SP]

Estimated Market Price	Shop Buyout Price
¥4,000~	¥1,000~

20. Three Lights Shining Coolly Aqua SP [OSK/S133-036SP]

Estimated Market Price	Shop Buyout Price
¥3,000~	¥1,000~

Product Specifications & Rarity Breakdown

Specification / Rarity Tier	Details
Product Title	Weiss Schwarz Booster Pack Oshi no Ko Vol. 3
Release Date	Friday, August 7, 2026
Price (MSRP)	1 Pack (8 cards): ¥440 (tax incl.) 1 Display Box (10 packs): ¥4,400 (tax incl.)
AGR (Autograph Rare)	1 Type (First Print Edition Only)
SSP (Super Special)	6 Types
SP (Special)	12 Types
RRR (Triple Rare)	12 Types
SR (Super Rare)	88 Types
RR (Double Rare)	10 Types
R (Rare)	22 Types
U (Uncommon)	28 Types
C (Common)	28 Types
CR (Climax Rare)	12 Types
Official Information	Weiss Schwarz Official Website

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