CoinChest - Retro Mini Games

Play and win Amazon gift certificates! Try your luck at retro arcade-style mini-games and gacha for amazing prizes. Features 6 different games and daily missions.

• What is CoinChest? CoinChest is a casual game app with a retro 8-bit style. Play 6 mini-games, collect coins, and challenge the gacha.

If luck is on your side, you might win Amazon gift cards (JPY 300 to JPY 1,000).

Included Mini-Games

• Coin Flip - simple luck-based game
• High & Low - predict the next card
• Roulette - spin for a big win
• Number Picker - guess the correct number
• Minesweeper - avoid mines and cash out
• Blackjack - strategic card game

Win Premium Rewards via Gacha Use the coins you collect to spin the gacha for a chance to win:

• Amazon Gift Card (JPY 300)
• Amazon Gift Card (JPY 500)
• Amazon Gift Card (JPY 1,000)

Winning rates are shown in the app.

Features

• Completely free to play (no in-app purchases)
• Retro pixel-art + neon visual style
• 6 quick and fun mini-games
• Daily missions and coin rewards
• Optional rewarded ads for extra coins
• Chance to win real Amazon gift cards

How to Earn Coins

1. Win rewards in mini-games
2. Complete daily missions
3. Watch rewarded ads (optional)
4. Claim login bonuses

Recommended For

• Casual game fans
• Players who like retro-inspired design
• People who want quick games in spare moments
• Users who want to aim for free gift cards
• Players who enjoy collection/progression elements

Enjoy quick sessions anytime, and with a bit of luck, win real gift cards. Have fun with a nostalgic yet fresh game experience.

Notes:

• Amazon gift card win rates are low. The main purpose of this app is to enjoy the games.
• This app is not affiliated with Amazon.co.jp.