Learn about the chirping of a cricket (Korogi) in 90 seconds

In the fall crickets chirp incessantly in the grass. Can you tell the chirping of a cricket from other insects? Learn about crickets just in 90 seconds!
Japanese Learning Course for JLPT N2 Level
Learn how to play a basic drum fill in 90 seconds Learn how to play a basic drum fill in 90 seconds
Learn how to apply screentones to manga in 90 seconds Learn how to apply screentones to manga in 90 seconds
Learn about Japanese Holidays in 90 seconds! Learn about Japanese Holidays in 90 seconds!
Learn about eyestrain and short-sightedness in 90 seconds Learn about eyestrain and short-sightedness in 90 seconds