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LINE Yahoo Launches New Feature to Visualize Yahoo Comments Discussion Points with Generative AI

June 29, 2026 at 07:02 EDT

Sales & Business
AI Agents
Foundation Models

On June 29, 2026, LINE Yahoo began the phased rollout of a new feature called "Yahoo Comments Summary" (Yahoo Comme Matome), which uses generative AI to classify and visualize opinions posted in the Yahoo! News comments section by discussion point. Even on topics where opinions are divided, it allows users to grasp the overall trends in the comments section at a glance, and also enables deeper exploration through conversational AI. Official announcement

June 29, 2026 · LINE Yahoo

AI Now Maps the "Mood" of Yahoo! News Comments

A new "Yahoo Comment Matome" feature uses generative AI to sort reader comments into a handful of viewpoints, visualize them with graphs and summaries, and let users dig deeper through an AI agent.

3–4

main viewpoints comments are sorted into, at a glance

~24%

cut in unpleasant comment posts by the moderation model

Free

for top comments in "recommended order"

From summaries to deep-dive

How the feature evolved

Oct 2023

Comment AI Summary

Beta: simply summarizes top comments

→

Ongoing

Moderation Model

Cuts unpleasant posts ~24%

→

Jun 2026

Comment Matome

Viewpoint graphs + Agent i deep-dive

Where it runs · the specs

Supported now

Smartphone browser version
Yahoo! JAPAN app

Not yet (planned)

PC browser version
Yahoo! News app

OpenAI API
"Agent i" integration

The promise

Sense the overall trend in limited time, surface multiple perspectives, and explore minority opinions via dialogue.

The concerns

Past tools drew "unreliable" complaints over count discrepancies and bias; output accuracy is not guaranteed.

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