
An English learning app with 10,000 conversation phrases. Card-based learning for instant English composition from Japanese to English and translation from English to Japanese, plus passive listening practice. Perfect for those starting to learn English or looking to brush up on their skills. Completely free and no registration required.

Learn Japanese kana and kanji from zero, then chat in Japanese with yokai who reply with furigana.

On an island without letters, reading, puzzles, and tracing practice. A free hiragana learning app that children ages 2-6 can progress through on their own.

A learning app that automatically converts class recordings into transcripts and summaries that become your notes

A free learning app for children with no ads, where you can practice Eiken® Grade 5 vocabulary, listening, and mock exams.

A learning web application for Information Security Management Technician certification that enables studying by navigating between past exam questions, terminology, and step-by-step illustrated diagrams

Your "word age" can be determined by the words you know. A dictionary of 300 words from obsolete terms to modern slang used by young people in the Reiwa era.

A multifunctional matrix calculation app useful for both learning and practical applications, covering everything from inverse matrices and determinants to eigenvalues and row reduction operations.
![VRChat Comprehensive Certification | Test Your Knowledge in 20 Questions in 15 Minutes [Free with Certificate of Completion] - oka-vrc Travel Log | VRChat World Travel Log Site](/_next/image?url=https%3A%2F%2Frnrwjstsbynqlivkqlce.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fscreenshots%2Fb4e02eb2-eb0d-44a3-a8e0-301ce639689a%2Fb71fff55-0b7f-4bfe-8e70-32bc3fa9783d.png%3Fv%3D2&w=3840&q=75)
Test your VRChat knowledge with 20 questions in 15 minutes. Pass with 75 points or higher and receive a digital certificate and certificate of completion.

The more you play, the more things you can do!

If the book you're looking for doesn't exist, create it. Learn what you want to know from the angle you want to know it. In a word, as an audiobook.

Create a Chinese traditional face reading (physiognomy) map from a photograph

Free Four Pillars of Destiny calculation tool calculated using apparent solar time

Free I Ching Online Fortune Telling with 3 Coins

The place where "Birigal" is made

Job hunting web test practice service for SPI, Tamatebako, GAB, and CAB

A Pomodoro timer for cafes where you can focus together with friends in a relaxed way

An app where you can encounter knowledge, small actions, and opportunities to think without entering search terms, discovering them from options that interest you.

Sing a cover song with just your smartphone, from practice to final production.

Private instructor lesson schedules, shared boards, homework submission and grading all in one place