Zen-On Rhythmina RTM-302

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【デモ動画】全音 RTM-302 リズミーナ video upload by chuyaonline

Note the video above is from 12 years ago. I did a quick search for one after seeing the listing below.

via this listing

This appears to be the first one featured on the site. They also made an EK-200B monophonic bass synthesizer keyboard previously featured here.

"Almost no signs of wear, mint condition! and has fully tested.

Tempo range: 40-240 Setting buttons
Rhythm selection x 20 patterns
Connection terminals: Line out (φ6.3 monaural phone jack), Headphones (φ6.3 stereo phone jack), Foot switch (φ6.3 monaural phone jack)

Comes with power cable (110v / US outlet plug) & original box."

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Rare '70s Japan ZEN-ON EK-200B Monophonic BASS SYNTH KEYBOARD

via this auction

Never seen one of these before.

"Very rare monophonic bass synthesizer keyboard ZEN-ON EK-200B made in Japan '70s
made as a student's marching band musical instruments.
looks very cool! mint-green panel with white wood side panel.
It's very hard to find even in Japan nowadays...

main panel has power,volume,sustain, tone selector ( TUBA1,TUBA2,Electric BASS)
left side has internal speaker
back side has OUTPUT,Pitch,AC adaptor Inputs (for power & charge)

ZENON EK200B sound is very fat and warm analog Bass sound!"

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