Shopify LINE Integration App "LINE Renkei Coupon-kun" Launched: Automating Friend Add Coupons and Restock Notifications
Moruto Co., Ltd. has launched "LINE Renkei Coupon-kun," a Shopify app that integrates Shopify stores with LINE official accounts to centrally manage friend add coupons, acquisition-type coupons, and restock notifications, among other features. This aims to help e-commerce businesses efficiently implement CRM and repeat purchase strategies using LINE.
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- 📰 Published: May 8, 2026 at 19:59
- 🔍 Collected: May 8, 2026 at 11:02
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Moruto Co., Ltd. (Headquarters: Yokosuka City, Kanagawa Prefecture; Representative Director: Jun Kojiri), a Shopify app development company, announced the launch of "LINE Renkei Coupon-kun," a LINE marketing app for Shopify.
"LINE Renkei Coupon-kun" is a Shopify app that integrates Shopify stores with LINE official accounts, allowing for centralized management of LINE friend add coupons, acquisition-type coupons, restock notifications, delivery notifications, and birthday coupon distribution (under development).
In recent years, e-commerce businesses have seen increasing attention on CRM and repeat purchase strategies utilizing LINE, due to rising advertising costs and declining email open rates. However, individually building LINE notifications, coupon distribution, customer integration, and restock notifications incurred significant development costs and operational burdens.
"LINE Renkei Coupon-kun" enables easy implementation of the following features by integrating Shopify stores with LINE:
■ Main Features
【LINE Friend Add Coupons】
- Automatic coupon issuance upon LINE friend addition
- Supports percentage-based / fixed amount coupons
- Expiration date settings
- Message delivery with images
- Automatic Shopify Discount Code generation
【Acquisition-Type Coupon Function】
- Creation of multiple coupons
- First-come, first-served distribution settings
- Coupons limited to specific collections
- Validity period setting (e.g., valid for ◯ days after acquisition)
- Coupon acquisition via LINE LIFF
【Restock Notifications】
- Register for restock notifications via LINE from product pages
- Automatic LINE notification when stock is replenished
- Subscriber management
- Check registration status per product
【Delivery Notifications】※Under development
- Delivery tracking number notification
- Shipping completion notification
- Supports LINE Push notifications
【Birthday Campaigns】※Under development
- Birthday message distribution
- Automatic birthday coupon distribution
- Customer integration with LINE users
【Analytics and Management Functions】
- Monthly LINE friend count
- Number of coupons issued
- Send success / failure / skip management
- Send log confirmation
- Acquisition of LINE follower count
【About Automatic Coupon Distribution】
Automatic coupon distribution upon LINE friend addition and automatic distribution of acquisition-type coupons are possible.
Coupons can be automatically issued and sent when a user adds the LINE official account as a friend or when they press the coupon code acquisition button for an acquisition-type coupon.
Simultaneously, discount codes are automatically created on the Shopify side. Both fixed amount discounts and percentage-based discounts are supported.
【LINE Friend Add Coupon Issuance】
Automatically issues and sends coupons when a new friend is added to the LINE official account.
By creating a purchase flow simultaneously with friend acquisition, it improves the first-time purchase rate and streamlines repeat purchase strategies.
Discount rates, fixed amounts, expiration dates, and target products can be flexibly set.
Automates LINE marketing and supports sales improvement.
【Promote Conversion with Acquisition-Type Coupons】
Utilizes LIFF integration to smoothly achieve everything from LINE login to coupon acquisition.
Displays a coupon acquisition button on the product page, allowing users to receive coupons with a single tap.
Since users can be guided directly to purchase after acquisition, it leads to improved CVR, prevention of abandonment, and promotion of repeat purchases.
■ App Overview
App Name: LINE Renkei Coupon-kun
App Installation Link: https://apps.shopify.com/line-coupon-app
Supported Platform: Shopify
Price: From $5 per month
Provider: Moruto Co., Ltd.
■ Company Overview
Company Name: Moruto Co., Ltd.
Location: Yokosuka City, Kanagawa Prefecture
Business Activities: E-commerce support business, Shopify app development, LINE marketing support
"LINE Renkei Coupon-kun" is a Shopify app that integrates Shopify stores with LINE official accounts, allowing for centralized management of LINE friend add coupons, acquisition-type coupons, restock notifications, delivery notifications, and birthday coupon distribution (under development).
In recent years, e-commerce businesses have seen increasing attention on CRM and repeat purchase strategies utilizing LINE, due to rising advertising costs and declining email open rates. However, individually building LINE notifications, coupon distribution, customer integration, and restock notifications incurred significant development costs and operational burdens.
"LINE Renkei Coupon-kun" enables easy implementation of the following features by integrating Shopify stores with LINE:
■ Main Features
【LINE Friend Add Coupons】
- Automatic coupon issuance upon LINE friend addition
- Supports percentage-based / fixed amount coupons
- Expiration date settings
- Message delivery with images
- Automatic Shopify Discount Code generation
【Acquisition-Type Coupon Function】
- Creation of multiple coupons
- First-come, first-served distribution settings
- Coupons limited to specific collections
- Validity period setting (e.g., valid for ◯ days after acquisition)
- Coupon acquisition via LINE LIFF
【Restock Notifications】
- Register for restock notifications via LINE from product pages
- Automatic LINE notification when stock is replenished
- Subscriber management
- Check registration status per product
【Delivery Notifications】※Under development
- Delivery tracking number notification
- Shipping completion notification
- Supports LINE Push notifications
【Birthday Campaigns】※Under development
- Birthday message distribution
- Automatic birthday coupon distribution
- Customer integration with LINE users
【Analytics and Management Functions】
- Monthly LINE friend count
- Number of coupons issued
- Send success / failure / skip management
- Send log confirmation
- Acquisition of LINE follower count
【About Automatic Coupon Distribution】
Automatic coupon distribution upon LINE friend addition and automatic distribution of acquisition-type coupons are possible.
Coupons can be automatically issued and sent when a user adds the LINE official account as a friend or when they press the coupon code acquisition button for an acquisition-type coupon.
Simultaneously, discount codes are automatically created on the Shopify side. Both fixed amount discounts and percentage-based discounts are supported.
【LINE Friend Add Coupon Issuance】
Automatically issues and sends coupons when a new friend is added to the LINE official account.
By creating a purchase flow simultaneously with friend acquisition, it improves the first-time purchase rate and streamlines repeat purchase strategies.
Discount rates, fixed amounts, expiration dates, and target products can be flexibly set.
Automates LINE marketing and supports sales improvement.
【Promote Conversion with Acquisition-Type Coupons】
Utilizes LIFF integration to smoothly achieve everything from LINE login to coupon acquisition.
Displays a coupon acquisition button on the product page, allowing users to receive coupons with a single tap.
Since users can be guided directly to purchase after acquisition, it leads to improved CVR, prevention of abandonment, and promotion of repeat purchases.
■ App Overview
App Name: LINE Renkei Coupon-kun
App Installation Link: https://apps.shopify.com/line-coupon-app
Supported Platform: Shopify
Price: From $5 per month
Provider: Moruto Co., Ltd.
■ Company Overview
Company Name: Moruto Co., Ltd.
Location: Yokosuka City, Kanagawa Prefecture
Business Activities: E-commerce support business, Shopify app development, LINE marketing support