Release date: March 10, 2026

Official HAPPY YUMA DAY PICNIC merchandise lineup includes the following items with their specifications:

Eco Bag Set

• Eco bag: 30 x 46 x 4 cm
• Pouch: 7.5 x 9.3 x 4.5 cm
• Photo card: 8.5 x 5.5 cm
• Materials: Polyester, iron, steel, zinc alloy

S/S T-Shirt

• T-shirt measurements (cm): body length 67, shoulder width 51, chest width 52, sleeve length 20
• Box: 21 x 21 x 4 cm
• Photo card: 8.5 x 5.5 cm
• Material: Cotton

Acrylic Stand

• Size: 11 x 13.5 x 0.3 cm
• Material: Acrylic

Birthday Kit

• Photo card: 8.5 x 5.5 cm
• Clear file: 15.3 x 22 cm
• Sticker: 13 x 17 cm
• Materials: Paper, PP, PET