Biblioteca · Study

Draw a loop and paint cells black in this double-challenging original puzzle from Nikoli!

Puzzle Collection - is a relaxing puzzle game where you can spend a lot of time. Assemble puzzles piece by piece.

A simple puzzle, brightened by mushrooms!

Form logical circuits in Puzzletronics: Digital Infinite

Qube Qross is a challenging logical puzzle game, like Nonogram in 3D, solving the cute voxel puzzles with chill music and neon graphic style.

Find the ONE specified character! Search across Hiragana, English letters, Hangul, and Traditional Chinese!

The answer is hiding in the numbers! Spot “Where’s ◯?” in a blink!

The Many Readings of the Japanese Kanji “生” Learn Them Through a Fun Quiz!

A cat cries for a 〇〇!? Learn Unique Cat Proverbs from Around the World in a Fun Quiz!

「A kid could answer that in a second.」 A four-choice knowledge quiz that puts adult pride to the test.

New 'Q REMASTERED' that physics puzzle series! Challenge the bizarre and difficult puzzles created by over 20 VTubers who mastered Q!

The World of Japanese Fairy Tales Simple Jumping and harsh Races The appeal of simultaneous Japanese and English display

A world of magic and adventure is waiting to be discovered.

Rebus Rush is an exciting educational puzzle game where players solve word based puzzles by interpreting images. Levels presents a series of visual clues that represent an English word.

Train your ninja knowledge and rise to elite rank! A quick 3-choice quiz challenge!

Rocky, a brave little dog, embarks on a nighttime adventure to recover something very special. Along the way, he discovers that heroism comes in all sizes.

An educational and thrilling rainforest adventure for the whole family!

Meet Rosabella, a young girl with a heart full of curiosity, who discovers that she is the only one who can restore the lost light to the kingdom where she lives.

A story about the adventures of Ruku and Lish With a heart balloon made from a flower puzzle How far can they go?

A galactic music puzzle game

This cute anime cat-eared character will make you company while doing math

Operation Deep Sea Creature Capture. A puzzle game you keep catching the same character next to each other.

On a magical Christmas Eve, Santa and his young helper, Lisnowy, embark on a journey full of adventure, challenges and wonder

Discover unpublished and magical stories of Santa Claus, with beautiful illustrations and enchanting music. It's an interactive Christmas adventure for all ages.

A beautiful girl 2-choice quiz adventure game where you can experience a little variety of languages! Enjoy multi-end collection and Challenge

From basics to surprising trivia

Discover the science hiding in everyday life! Answer quick 4-choice quiz questions 100 wonders for kids and adults

Are you good with a screwdriver?

Can you rebuild the secret shot?

An innovative edutainment game that teaches you Japanese through virtual photography!

Hours of brain challenge, great for both beginners and pros!

Movie Studio Management Simulation Produce blockbusters and earn world-wide fame

Master Your Color Sense and Challenge the Time Limit! Quick and Artistic Brain Training Quiz for Play

Sit-Ups Workout!

POWGI’s unique word search puzzle returns - and now it’s even bigger! There’s no grid, no word list and no wrong letters - just 60 intertwined words for you to paint while you create blended colour art.

Queen Aurora has known many years of peace in her kingdom, but everything has to change when strange nightmares affect the inhabitants of the place.

For Current Students and Those Relearning! Fun World History Puzzle Game

How to Write “Argentina” in KANJI? Learn Country Names in KANJI with a Fun Puzzle Game!

Discover Popular Beautiful HIRAGANA! Study HIRAGANA Fun with Games

Discover Popular Beautiful KANJI! Study KANJI Fun with Games