
- BGG rank
- BGG #2,807
- BGG rating
- 6.6
Machi Koro: Bright Lights, Big City
- 2–5 players
- 30 min
- Complexity 1.8/5
- 2016

Rules assistance for Machi Koro: The Harbor & Millionaire's Row Expansions
Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.

What would you like to know?
Answers come from the official rulebook, with the page to check.
Machi Koro: The Harbor & Millionaire's Row Expansions is an expansion for Machi Koro released in 2019 for 2–5 players, 30 minutes per game, and ages 10 and up. It was designed by Masao Suganuma and its main mechanics are Dice Rolling and Open Drafting.
Compatible with the newest edition of Machi Koro: 5th Anniversary Edition, this compilation box contains the expansions Machi Koro: Millionaire's Row and Machi Koro: Harbor
Machi Koro: The Harbor & Millionaire's Row Expansions supports 2–5 players according to the catalogue. This range comes from the publisher’s listed player count, so the game can be set up for any group size within it. Some setups, rules and scoring details may still vary by player count, so check your edition’s rulebook for the exact configuration.
The listed playing time for Machi Koro: The Harbor & Millionaire's Row Expansions is 30 minutes. This is the publisher’s estimate for a full game. The actual duration depends on the group, the player count and familiarity with the rules: first sessions usually run longer, while experienced groups often finish faster. Setup and teaching time are not included in this estimate.
The catalogue lists Machi Koro: The Harbor & Millionaire's Row Expansions for ages 10 and up. This is the publisher’s recommendation and reflects reading demands, rule complexity and small components rather than theme alone. Younger players can often join with help from an adult, so check the age guidance on your edition and consider your group’s experience with board games.
Machi Koro: The Harbor & Millionaire's Row Expansions has a complexity rating of 1.7 out of 5 from BoardGameGeek players, which makes it a light game. The rating reflects how much rules knowledge, planning and decision-making a typical game demands. Expect a longer first teach for heavier games, and use a preparation guide before game night.
Machi Koro: The Harbor & Millionaire's Row Expansions belongs to these categories: Card Game, Dice, and City Building. Its main mechanics are Dice Rolling and Open Drafting. Categories describe the theme and setting of a game, while mechanics describe what players actually do on their turns. Each mechanic links to a catalogue hub with similar games, which helps when you want something comparable.
The credited designers of Machi Koro: The Harbor & Millionaire's Row Expansions are: Masao Suganuma. These credits come from the published game data and name the people responsible for the game’s design, not its illustrators or publishers. Designer pages on MeepleRules collect other titles by the same designers, which helps when you enjoy a game and want to find similar ones.
The catalogue lists Machi Koro: The Harbor & Millionaire's Row Expansions as an expansion for Machi Koro. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Machi Koro to use it. Check that your edition of Machi Koro is compatible, as some expansions were revised between editions.