"music tech, music tech teacher, music technology, music education" "Music Tech Teacher includes quizzes, games, lessons, worksheets and more for teachers and students interested in using technology to enhance music education."

X-venture Xplorers -

It sounds like you’re referring to the series — likely the graphic novel / comic series published by Kadokawa Gempak Starz , popular in markets like Malaysia, Singapore, and other parts of Asia.