---
product_id: 722206816
title: "Kokuyo Campus Smart Ring Binder, A5 Black Refillable Binder Notebook 20 Holes with 10 Extra Loose-Leaf Paper, Up to 25 Filler Papers for Work & Study, Japan Import (RU-SP131D)"
brand: "kokuyo"
price: "€ 61.16"
currency: EUR
in_stock: true
reviews_count: 3
url: https://www.desertcart.fr/products/722206816-kokuyo-campus-smart-ring-binder-a5-black-refillable-binder-notebook
store_origin: FR
region: France
---

# Holds up to 25 sheets A5 compact size Secure lock system Kokuyo Campus Smart Ring Binder, A5 Black Refillable Binder Notebook 20 Holes with 10 Extra Loose-Leaf Paper, Up to 25 Filler Papers for Work & Study, Japan Import (RU-SP131D)

**Brand:** kokuyo
**Price:** € 61.16
**Availability:** ✅ In Stock

## Summary

> 🖋️ Elevate your notes with Japan’s smartest binder — never miss a beat or a meeting!

## Quick Answers

- **What is this?** Kokuyo Campus Smart Ring Binder, A5 Black Refillable Binder Notebook 20 Holes with 10 Extra Loose-Leaf Paper, Up to 25 Filler Papers for Work & Study, Japan Import (RU-SP131D) by kokuyo
- **How much does it cost?** € 61.16 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/722206816-kokuyo-campus-smart-ring-binder-a5-black-refillable-binder-notebook)

## Best For

- kokuyo enthusiasts

## Why This Product

- Trusted kokuyo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek & Slim Design:** Ultra-thin binder fits effortlessly in your bag, perfect for on-the-go professionals.
- • **Smart Ring Lock System:** Innovative lock mechanism prevents accidental openings, keeping your documents safe.
- • **Versatile & Refillable:** Accommodates up to 25 sheets with 20-hole compatibility, customizable with grid, plain, or ruled paper.
- • **360° Fold & 180° Lay Flat:** Flip the cover fully back and enjoy a flat writing surface for seamless note-taking.
- • **Premium Kokuyo Paper Included:** Comes with 10 archival-quality, pH-neutral loose-leaf sheets for a smooth writing experience.

## Overview

The Kokuyo Campus Smart Ring Binder is a premium A5 refillable notebook featuring a slim, frosted polypropylene cover and a secure smart ring lock system. Designed for professionals and students alike, it holds up to 25 sheets of high-quality, pH-neutral Kokuyo loose-leaf paper. Its 360° fold and 180° lay-flat design ensures maximum writing comfort and space efficiency, making it an essential tool for organized, stylish note-taking.

## Description

Kokuyo Campus Smart Ring Binder, Up to 25 Sheets, A5, 20 Holes, Japan Import (RU-SP131D)

## Features

- [Notebook-Like Binder] A5 Kokuyo's Campus Smart Ring binder notebook, 20 holes 8.7x6.2 inches sprial notebook binder has frosted PP black cover, and the maximum capability is 25 sheets loose leaf binder papers.
- [Smart Ring System] First, make sure the stopper is unlocked. To take off the lock, place your finger through the bottom hole of the lock and push it out to the left. Once you get stuck here, you may grab onto the bottom tabs on the side and pull those out, then hold the lock and pull it up . Second, open the binder rings, press the plastic button on the top. Third, after you have replaced papers, pinch the rings together, the binder will be closed.
- [Ultra-thin and lock] The thin binder allows you to put the notebook binder into your bag stress-free and save space. Because of the smart ring binder design that is easy to open and close, the slim binder has a lock keeps the rings from accidentally opening, so you can securely carry this notebook in your bag.
- [360 Fold 180 Lay Flat] Great refillable notebook binders for meetings and classes, they not only lay flat for writing, but the cover flips back to save space on your desk. The slightly wider and frosted cover protects the index tabs from damage and makes them clearly visible.
- [10 Kokuyo Original Papers] The Campus notebook binder contains instruction pages and 10 sheets of A5 Kokuyo Campus Sarasara loose-leaf paper, each with 28 lines of 6mm dotted lines. The paper is pH neutral and of archival quality. Notebook-like binders have a maximum capacity of 25 sheets. Kokuyo also offers Grid, Plain and Ruled styles of loose-leaf paper.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | KOKUYO |
| Brand | KOKUYO |
| Model Number | ル-SP131D |
| Colour | Black |
| Cover Material | R-PP |
| Material | Polypropylene |
| Size | A5 |
| Sheet Size | A5 Inches |
| Number of Holes | 20 |
| Manufacturer Part Number | ル-SP131D |
| Manufacturer | KOKUYO |
| Country of Origin | USA |

## Product Details

- **Brand:** KOKUYO
- **Colour:** Black
- **Sheet Size:** A5 Inches
- **Cover Material:** R-PP
- **Style:** Up to 25 sheets

## Images

![Kokuyo Campus Smart Ring Binder, A5 Black Refillable Binder Notebook 20 Holes with 10 Extra Loose-Leaf Paper, Up to 25 Filler Papers for Work & Study, Japan Import (RU-SP131D) - Image 1](https://m.media-amazon.com/images/I/71F+i3xcQqL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐ Quite priced for single binder
*by N***H on 26 January 2025*

It says there are 3 binders but I received only one like the product but quite disappointed

### ⭐ Waste of money
*by S***N on 30 November 2024*

A total waste of money not at all worth this amountThese kind of folders are easily available at your nearest stationery for like 50-60 rupeesI totally regret buying this

### ⭐ Overrated, expensive & useless
*by R***N on 18 March 2023*

Most expensive purchase

## Frequently Bought Together

- KOKUYO Campus Smart Ring Binder Notebooks, A5, 25 Capacity, 20 Rings, Black, Japan Import (RU-SP131D)
- Kokuyo Campus Loose Leaf Paper for Binders, Sarasara Smooth Writing, A5, 5mm Grid Ruled, 20 Holes, 60 Sheets, pH Neutral, Bleed Resistant, 75gsm, Japan Import (NO-807S-5)
- Kokuyo Campus Loose Leaf Paper - Sarasara - A5 - Dotted 6 mm Rule - 20 Holes - 100 Sheets

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-03-08*