LINE Marketing Automation Service 'Kantan LINE Step' Begins Supporting MCP (Model Context Protocol)
a vision Inc.'s LINE marketing automation service, 'Kantan LINE Step,' has launched support for the new standard 'MCP (Model Context Protocol),' enabling integration with AI agents. This advancement allows AI agents to further automate marketing tasks, available from the lowest-priced plan of 2,980 JPY per month without additional charges, providing small businesses and sole proprietors access to advanced AI-powered marketing infrastructure.
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- 📰 Published: May 7, 2026 at 16:10
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a vision Inc. (Headquarters: Osaka City, Osaka Prefecture), which operates the LINE marketing automation service 'Kantan LINE Step,' announced today that it has completed its integration with 'MCP (Model Context Protocol),' a new standard that enables cooperation with AI agents, and will begin offering the service immediately.
The MCP feature is available at no additional charge. It can be utilized starting from the lowest-priced plan of 2,980 JPY per month.
Background - Marketing Automation in the Age of AI Agents
In recent years, the business application of generative AI, including Claude (Anthropic) and ChatGPT (OpenAI), has rapidly expanded. Among these, 'AI agents,' which autonomously operate tools to perform tasks, are attracting attention, and MCP (Model Context Protocol) is rapidly gaining traction as a standard protocol for integration with various SaaS services.
Kantan LINE Step has provided intuitive UI-driven automation to support LINE marketing for sole proprietors, freelancers, and small and medium-sized businesses.
With this MCP integration, AI agents can now 'use Kantan LINE Step as a tool,' further advancing marketing operations automation by another level.
What can be done with MCP integration
With Kantan LINE Step's MCP integration, the following operations can be performed with simple verbal instructions from AI agents such as Claude and ChatGPT:
[Friend Management]
Searching, tagging, and updating memos for friends
Blocking/unblocking, registering/stopping step scenarios
[Step Delivery]
Creating/editing step scenarios and adding messages
Adjusting/managing delivery schedules
[Mass Delivery]
Directing and executing everything from creating delivery messages to sending them
Setting/changing segmentation conditions
[Tag and Folder Management]
Creating, assigning, and deleting tags
Organizing folders and categorizing scenarios
[Analysis and Reports]
Obtaining summaries such as number of friends, new registrations, and unread messages
Checking delivery statistics
Usage Scenarios
- Automating the creation and management of step deliveries -
'Set up a 'Welcome Step' for new registrants, and add messages for 3, 7, and 14 days later.'
By simply giving such natural language instructions, the AI agent directly accesses Kantan LINE Step and automatically completes everything from creating step scenarios to registering messages.
- Entrusting AI with advertising effectiveness and sales analysis -
'Which ad brings in the most sales? Which ad should we invest in the most right now?'
AI instantly analyzes and reports which ad-sourced leads are most likely to convert into sales. Data-driven ad improvement and optimization of sales funnels, which previously relied on intuition, can now be achieved simply by asking in natural language.
- End-to-end planning and sending of mass deliveries -
'Create and send a webinar announcement for next week, targeting only friends who haven't attended a seminar yet.'
Setting segmentation conditions, creating delivery messages, and scheduling sends can all be completed by simply instructing the AI agent. This significantly reduces the effort of operating the administration screen, enabling users to concentrate on higher value-added tasks such as strategy formulation and customer support.
Supported AI Services
Currently, the AI services that support operation via MCP are as follows:
Claude (Anthropic)
ChatGPT (OpenAI)
Other general MCP-compatible AI agents
AI Integration Available from 2,980 JPY/month - Small Businesses Benefit Most
System integration with AI agents has traditionally been limited to large corporations and businesses with development resources.
Kantan LINE Step's MCP integration is available from the lowest-priced plan of 2,980 JPY per month with no additional fees.
It creates an environment where sole proprietors, freelancers, and small business owners can acquire an AI-powered marketing infrastructure comparable to large enterprises, without requiring specialized technical knowledge or development costs.
Future Developments
Kantan LINE Step will continue to expand its features to support LINE marketing automation for sole proprietors and small businesses.
With MCP integration as a starting point, we aim to build a 'marketing infrastructure that runs without thinking' utilizing AI.
About Kantan LINE Step
'Kantan LINE Step' is a LINE marketing automation service that unifies LINE Official Account step deliveries, mass deliveries, and friend management.
It is supported by sole proprietors, freelancers, and small and medium-sized businesses for its intuitive operability and rich automation features.
Service URL: http
Keywords:
The MCP feature is available at no additional charge. It can be utilized starting from the lowest-priced plan of 2,980 JPY per month.
Background - Marketing Automation in the Age of AI Agents
In recent years, the business application of generative AI, including Claude (Anthropic) and ChatGPT (OpenAI), has rapidly expanded. Among these, 'AI agents,' which autonomously operate tools to perform tasks, are attracting attention, and MCP (Model Context Protocol) is rapidly gaining traction as a standard protocol for integration with various SaaS services.
Kantan LINE Step has provided intuitive UI-driven automation to support LINE marketing for sole proprietors, freelancers, and small and medium-sized businesses.
With this MCP integration, AI agents can now 'use Kantan LINE Step as a tool,' further advancing marketing operations automation by another level.
What can be done with MCP integration
With Kantan LINE Step's MCP integration, the following operations can be performed with simple verbal instructions from AI agents such as Claude and ChatGPT:
[Friend Management]
Searching, tagging, and updating memos for friends
Blocking/unblocking, registering/stopping step scenarios
[Step Delivery]
Creating/editing step scenarios and adding messages
Adjusting/managing delivery schedules
[Mass Delivery]
Directing and executing everything from creating delivery messages to sending them
Setting/changing segmentation conditions
[Tag and Folder Management]
Creating, assigning, and deleting tags
Organizing folders and categorizing scenarios
[Analysis and Reports]
Obtaining summaries such as number of friends, new registrations, and unread messages
Checking delivery statistics
Usage Scenarios
- Automating the creation and management of step deliveries -
'Set up a 'Welcome Step' for new registrants, and add messages for 3, 7, and 14 days later.'
By simply giving such natural language instructions, the AI agent directly accesses Kantan LINE Step and automatically completes everything from creating step scenarios to registering messages.
- Entrusting AI with advertising effectiveness and sales analysis -
'Which ad brings in the most sales? Which ad should we invest in the most right now?'
AI instantly analyzes and reports which ad-sourced leads are most likely to convert into sales. Data-driven ad improvement and optimization of sales funnels, which previously relied on intuition, can now be achieved simply by asking in natural language.
- End-to-end planning and sending of mass deliveries -
'Create and send a webinar announcement for next week, targeting only friends who haven't attended a seminar yet.'
Setting segmentation conditions, creating delivery messages, and scheduling sends can all be completed by simply instructing the AI agent. This significantly reduces the effort of operating the administration screen, enabling users to concentrate on higher value-added tasks such as strategy formulation and customer support.
Supported AI Services
Currently, the AI services that support operation via MCP are as follows:
Claude (Anthropic)
ChatGPT (OpenAI)
Other general MCP-compatible AI agents
AI Integration Available from 2,980 JPY/month - Small Businesses Benefit Most
System integration with AI agents has traditionally been limited to large corporations and businesses with development resources.
Kantan LINE Step's MCP integration is available from the lowest-priced plan of 2,980 JPY per month with no additional fees.
It creates an environment where sole proprietors, freelancers, and small business owners can acquire an AI-powered marketing infrastructure comparable to large enterprises, without requiring specialized technical knowledge or development costs.
Future Developments
Kantan LINE Step will continue to expand its features to support LINE marketing automation for sole proprietors and small businesses.
With MCP integration as a starting point, we aim to build a 'marketing infrastructure that runs without thinking' utilizing AI.
About Kantan LINE Step
'Kantan LINE Step' is a LINE marketing automation service that unifies LINE Official Account step deliveries, mass deliveries, and friend management.
It is supported by sole proprietors, freelancers, and small and medium-sized businesses for its intuitive operability and rich automation features.
Service URL: http
Keywords: