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Allow us to introduce a custom-built handmade full chromoly road bike, the KOGO.
The Grumpy Original Road Bike "KOGO" is handmade in Hiroshima.
It's a traditional horizontal chro...
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Regarding the Frame Colors for the Original Road Bike [KOGO]
Thank you for ordering a Grumpy original road bike, "KOGO," handcrafted in Hiroshima.
Thank you t...
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[Sig.Rando & KOGO] Titanium Original Head Badges Now Available!
We have added a titanium head badge option for our Grumpy original bikes, the Sig.Rando and KOGO...
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Cycling in search of fresh greenery
I received an order for a custom KOGO road bike paint job with the request, "I'd like a nice shad...
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Handmade full chromoly road bike "KOGO"
Road bikes have changed significantly in recent years.Carbon frames are now mainstream, disc bra...
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![Regarding the Frame Colors for the Original Road Bike [KOGO]](http://www.grumpy.jp/cdn/shop/articles/DSC04699_345x345@2x.jpg?v=1694772972)
![[Sig.Rando & KOGO] Titanium Original Head Badges Now Available!](http://www.grumpy.jp/cdn/shop/articles/DSC07386_345x345@2x.jpg?v=1694315968)
