Campus Memory Support Ruler / KOKUYO

The KOKUYO Campus Memory Support Ruler is a compact, multi-functional tool that acts as both a 15 cm ruler and a memory support sheet. Designed for efficient memorization, it offers full-page coverage while remaining slim enough to tuck into books or pen cases.

Key Features

• Dual-function tool: Works as a memory sheet and 15 cm ruler.

• Durable and portable: Lightweight, flat design fits easily in a case or notebook.

• Visual clarity: Features triangular markings and angled-cut edge to prevent smudging.

• Color-coded function:

  • Blue: Compatible with PM-M322 memory pen.

  • Red: Compatible with PM-M120N, PM-M221N.

• Improves focus: Blue version supports concentration-enhancing color psychology.

Specifications