Editorial team
Koji Yamada
Contributing teacher & practice reviewer · 21 years of practice
Koji teaches Ashtanga and vinyasa in New York and reviews The Yoga Universe's practice-instruction content: technique, alignment, sequencing and contraindication awareness. His registry credentials are verified on his teacher profile. He does not review clinical or medical claims — those go to a clinician.
Teaches on The Yoga Universe
Koji also teaches on the platform — see their teacher profile for verified credentials, schedule and booking.
Written by Koji
How do yoga teachers actually make a living?
The income mix behind sustainable teaching, what each stream pays, and why your public profile is business infrastructure.
10 min read · Updated July 28, 2026How to tell a good teacher from a popular one
Follower counts, playlists and photogenic postures measure something. It is not teaching.
6 min read · Updated July 28, 2026Reviewed by Koji
How do you start yoga as a complete beginner?
No flexibility required, no Sanskrit expected. What to choose, what to bring, and what actually happens in the room.
11 min read · Updated July 28, 2026What to expect in your first class, minute by minute
Nobody will look at you. Here is what happens anyway, so you can stop wondering.
6 min read · Updated July 28, 2026Buy two blocks before you buy anything else
A short and slightly grumpy guide to what equipment is worth owning.
4 min read · Updated July 28, 2026Author profiles exist so every claim on this site traces to a named, credentialed person. Read our editorial policy.