Sonic / ◎Oops! Checker Spiral Chain
JAN
4970116057471
ASIN
B0FQ53TZWC
Maker
Model No.
191298
Color
Size
Description
Sonic - Carelessness Checker - With Pass Case - With Spiral Chain - GS-2379-LB
When ready, flip from × to 〇—a simple snap check stops forgotten items and tasks\
\
▪️ Back side is a pass case. Keep keys and cards here to stop lost items\
▪️ Attach keys beforehand for a smooth flow from check to locking up\
▪️ Back slit: For IC cards (to prevent loss), use the top slot; for frequently used items (like cram school cards), use the bottom slot.\
▪️ When carrying, attach the spiral chain to your bag and slip it into your pocket for peace of mind.\
▪️ ○× marks: Vibrant colors for easy visibility & resistant to peeling even with long-term use. Slider design prevents printing from rubbing off.\
▪️ Useful for checking forgotten items and tasks in various situations\
▪️ Includes 34 types of check stickers + 6 blank sheets\
For children who tend to forget appointments or submissions. Make “NOT forgetting” a habit with #UkaSapo items.\
#UkaSapo supports creating rules and systems to reduce forgetfulness. \
Product Name: Sonic Forgetful Checker with Pass Case & Spiral Chain, Light Blue GS-2379-LB
Brand Name: Sonic
Item Stickers
Material: Acrylonitrile Butadiene Styrene (ABS)
Supporting children who tend to forget appointments or submissions #UkaSapo Before saying “I'm off.”, a quick check stops forgotten items and tasks
Product: 67×102×10mm Spiral Chain: Approx. 19 to 60cm Package: 200×135×11mm
Main Materials = ABS・Silicone
Keep important items together in the back pass case to stop losing things. The spiral chain keeps it secure so you won't drop it.
Snap. Long-lasting operation. High-durability slider
4970116057471
B0FQ53TZWC
Sonic／◎The Forgetful Checker Spiral Chain
(text created at , 2026-02-24)
When ready, flip from × to 〇—a simple snap check stops forgotten items and tasks\
\
▪️ Back side is a pass case. Keep keys and cards here to stop lost items\
▪️ Attach keys beforehand for a smooth flow from check to locking up\
▪️ Back slit: For IC cards (to prevent loss), use the top slot; for frequently used items (like cram school cards), use the bottom slot.\
▪️ When carrying, attach the spiral chain to your bag and slip it into your pocket for peace of mind.\
▪️ ○× marks: Vibrant colors for easy visibility & resistant to peeling even with long-term use. Slider design prevents printing from rubbing off.\
▪️ Useful for checking forgotten items and tasks in various situations\
▪️ Includes 34 types of check stickers + 6 blank sheets\
For children who tend to forget appointments or submissions. Make “NOT forgetting” a habit with #UkaSapo items.\
#UkaSapo supports creating rules and systems to reduce forgetfulness. \
Product Name: Sonic Forgetful Checker with Pass Case & Spiral Chain, Light Blue GS-2379-LB
Brand Name: Sonic
Item Stickers
Material: Acrylonitrile Butadiene Styrene (ABS)
Supporting children who tend to forget appointments or submissions #UkaSapo Before saying “I'm off.”, a quick check stops forgotten items and tasks
Product: 67×102×10mm Spiral Chain: Approx. 19 to 60cm Package: 200×135×11mm
Main Materials = ABS・Silicone
Keep important items together in the back pass case to stop losing things. The spiral chain keeps it secure so you won't drop it.
Snap. Long-lasting operation. High-durability slider
4970116057471
B0FQ53TZWC
Sonic／◎The Forgetful Checker Spiral Chain
(text created at , 2026-02-24)
Package
Size (Approx.):
Size (Approx.):
195x17x223 mm
Package
Weight (Approx.):
Weight (Approx.):
70 g
990 JPY (Including Tax)
Stock :
6
Scheduled Shipping:
2026-07-15
Quantity :
Reference Price from Other Stores
