KoiQuestion - Beating heart of the Nishikigoi community

Culture and History

Geisha, Goshiki and artistic guts; Gregor Meijer grows

Tiebo Jacobs6 June 2026

Grand Champion

Filip Poppe strikes back with Grand Champion at Young Belgian Koi Show

Tiebo Jacobs6 June 2026

Grand Champion

Filip Poppe grabs lead with Vossenberg double in Oudenbosch

Tiebo Jacobs28 May 2026

Nishikigoi News

How do I get started with bonsai? By talking trees at a bonsai show!

23 May 2026

First official intermediate ranking of The League of Rising Scales

22 May 2026

From Tosai to Jumbo: KoiQuestion starts unique multi-year development project

19 May 2026

Koi Appreciation

20 Mins Read

APKI has landed in Europe! How two Dutchmen turned the jury world upside down

By Tiebo Jacobs3 May 20250

4 Mins Read

Azukari; bargain or bargain in hindsight turns out to be

By Marco Zegers11 May 20200

5 Mins Read

The 10 most popular Koi varieties (non-gosanke)

By Tiebo Jacobs18 March 20150

Specialist news

Autumn tip: planting topiary trees in autumn is ideal

Golden formula for crystal-clear and safe water: AquaForte Microbe-Lift + Water Cleanser

Koi and cocaine?!

Medical and welfare

News

Koen Gevers new instructor at Koi Academy: Biology, bacteria and inspiration

By Tiebo Jacobs5 October 2025

Carp louse; itching of the Argulus and what you can do about it

5 June 2019

Holiday Perks

14 March 2019

Gillworm: the vicious sister

28 February 2019

Watermanagement

Denitrification under control; SANDER BV on filter innovation

28 June 2025

Free bacteria pressure measurements at the Koishow in Oudenbosch

29 April 2023

All the Koi back home

16 February 2020

The 2nd Testament to prevent Koi misery and high bills

1 October 2019

Koi Show News

Best in Sizes Belgian Koi Show 2025 Merelbeke

By Tiebo Jacobs29 June 20250

Koi Show News

Best in Sizes European Koi Show 2025 Oldenzaal

By Tiebo Jacobs25 June 20250

News

Without power, without oxygen – a forgotten risk for our Koi

By Tiebo Jacobs20 June 20250

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