KooRon Do

Turn Pointless Debates into Pure Entertainment

Koo Ron Do is a party conversation app that sparks hilariously meaningless arguments—on purpose.

No right answers.
No winners or losers.
No point at all.

Just the thrill of getting unexpectedly passionate about things that don't matter.

Based on the popular Japanese analog game by Drosselmeyer & Co., Koo Ron Do generates absurd debate topics that get everyone talking—and laughing.

⸻

Simple & Addictive

・A dedicated app for fun, pointless debates
・One-time purchase. No subscriptions. No hidden fees
・Just show the topic—anyone can jump in instantly
・Play solo, with friends, family, or large groups

Perfect for parties, hangouts, or late-night conversations.

⸻

Over 1,900 Unique Debate Topics

Examples include:
・"The best [sushi topping] to take to a [deserted island]?"
・"The [stationery item] you'd least want as an enemy?"
・"The [body part] with the most room for improvement?"

By combining an "upper phrase" and "lower phrase," the app auto-generates over 1,900 unique debate topics—a different argument every time.

⸻

Perfect for Any Occasion

・Casual chats with friends
・Family dinner conversations
・Icebreakers at parties and gatherings
・Late-night hangouts with nothing to do
・Online calls and video chats
・Solo—just think of answers and smile to yourself

No limit on players, place, or time.

⸻

Level Up Your Dojo

Earn points after each debate to raise your "Dojo Level."
Aim for Level 100—the ultimate rank of Koo Ron Do Master.

⸻

Customize Your Topics

Toggle topic categories ON or OFF to match the mood and the crowd.
Fine-tune your debates to fit any situation.

⸻

There's no need for a conclusion.
In fact, it's better without one.

If you're with people and don't know what to talk about—just start a pointless debate.
Koo Ron Do is here for you.

⸻

In collaboration with TBS Radio "After 6 Junction 2"
(C) 2026 Drosselmeyer & Co.Ltd.
(C) 2026 TBS RADIO, Inc.