TERRACE by 株式会社SRJ is an education and reference app available for Chromebook and Android devices. The app provides training for various basic skills, including speed reading, logical thinking, vocabulary, grammar, and comprehension. TERRACE aims to improve the fundamental abilities required for learning and critical thinking.

This app is only available for use by registered classrooms and subscribers of Speed Reading Japan's SPEED READING解Biz program. The app can be used on Chromebooks with a Celeron 4-core series processor or higher, with a memory of 2GB or more. It can also be used on Android devices running on OS6 or higher, with a memory of 2GB or more. However, the app has only been tested on Galaxy and ZenFone devices, and its performance on other Android devices is not guaranteed. For any inquiries regarding the app's usage, contact the support team through their email at