カタカナどこカナ？

Katakana Doko Kana? — App Summary
Basic Information

App Name: Katakana Doko Kana?

Subtitle: Find & Remember Katakana

Category: Education / Learning Game

Supported OS: iOS 15.0+ / iPadOS 15.0+

Target Audience: Japanese learners, from children to adults

App Overview

Katakana Doko Kana? is a learning app designed as a game where users identify the correct katakana corresponding to a displayed hiragana from among similar-looking characters. It helps learners overcome the common challenge of distinguishing visually similar katakana through an engaging and interactive experience.

Key Features
Game System

Question Format: One hiragana is shown at the top; find its katakana counterpart in the grid

Confusable Pairs: Includes 46 carefully selected katakana pairs known to cause confusion

Two-Character Grid: Each grid contains only one correct answer and one similar distractor

Game Modes

Time Attack: Race to answer five questions correctly as quickly as possible

Survival Mode: Continue answering until the first mistake

Practice Mode: Learn at your own pace with no time limit

Difficulty Settings

Easy: 6×6 grid (36 tiles)

Normal: 8×8 grid (64 tiles)

Hard: 10×10 grid or larger (100+ tiles)

User Experience
Visual Feedback

Correct answers are highlighted with a red circle

Incorrect answers flash red

Smooth animations and gradient backgrounds enhance visual clarity

Audio and Haptic Feedback

Distinct sounds for correct, incorrect, and completed responses

Optional haptic feedback for tactile interaction

Volume control and sound on/off settings available

Device Optimization

iPad: Spacious layout for large screens

iPhone: Compact and easy-to-use interface

Full support for dark mode

Learning Benefits
Evidence-Based Approach

Improves visual discrimination of similar katakana

Enhances retention through repetition

Immediate feedback boosts learning efficiency

Suitable For

Foreign learners of Japanese

Japanese children struggling with katakana

Anyone wanting to sharpen visual recognition skills

Distinctive Features

Expert-curated confusable katakana pairs

Simple and focused game design with only two characters at a time

Polished user interface adapted for both iPhone and iPad

Gradual progression with three levels of difficulty

Balanced combination of fun and learning through gamification

Progress tracking to visualize achievement

Katakana Doko Kana? transforms katakana learning into an enjoyable and effective experience through visual discovery rather than rote memorization.