The Japanese booster box for The Quintessential Quintuplets Card Game Vol. 5, titled "The Continuing Ordinary Days," contains 12 booster packs, with 5 cards per pack. It features a pre-order bonus PR pack and includes a wide variety of normal and parallel cards, with some rare SSSP (Super Special) cards featuring foil-stamped serial numbers and autographs from the original author, Negi Haruba. The box is produced by Bushiroad and has a release date of January 16, 2026. 
Box contents and details
Box contents: 12 booster packs
Pack contents: 5 cards per pack
Release date: January 16, 2026
Manufacturer: Bushiroad
Language: Japanese
Pre-order bonus: Includes a bonus PR pack, such as the Negi Haruba Premium First Limited PR Pack Vol.5 
Card rarity and features
Card types: Includes a random selection from normal types and parallel types
Rare cards: Features a new rarity called GSP (Quintuplet Special)
Autographed cards: Includes rare cards with foil-stamped serial numbers and signatures from the original author, Negi Haruba