2008
- Okimono launches with a major exhibition at VM23

2010
- Opening of the Flagship Store Fashion District Arnhem

2011
- Start Series_Arnhem

2012
- Hype around Theo Janssen
- Life Ain't no Pec-NEC (within 2 days, completely sold out twice)

2013
- Entrepreneur of the Year
- Theo Janssen - Football is War (first signature T-shirt - sold out within 3 hours)

2014
- 'Life Ain't No Pec-Nec' Vitesse supporter campaign that produced the world's largest T-shirt of 13m high at Gelredome
- Start Series_Eindhoven
- Start of collaboration with De Kwis (Saturday night NPO1)
- Only100Left - cooperation with Freek Vonk & Burgers' Zoo for awareness of endangered species

2015
- Introduction of the First100 T-shirt subscription
- Pop-up Concept Store in Berlin
- Opening of Okimono Eindhoven at Strijp-S
- Paul de Leeuw in various Oki's in his theater show and 'Paul's Puber Kookshow'
- T-shirt for Luxor Live

2016
- Second signature T-shirt: Maarten Tjallingii's 'Griinta 53 11' 
- Jochem Myjer wears 'Paper Bird' in College Tour, and during the try-outs of his new show
- Theo Maassen wears 'Bad Dove' in his theater show VANKWAADTOTERGER
- RTL7 Darts - Marcel Maijer is a fan
- Peter Sagan in a 'Griinta 53 11 Giro Edition' on Facebook and Instagram

2017
- T-shirt for Trek Bikes 'Goodbye, Car'
- Futurum x Okimono: 3 #mychallenge T-shirts
- Signature T-shirt with Lotto-Jumbo rider Jos van Emden
- Introduction of the cycling clothing line

2018
- Farewell signature T-shirt Bram Tankink 'Tank'
- Introduction of the Okimono ladies T-shirts
- Cooperation with De Hoge Veluwe National Park
- The first customer reaches the magical milestone of 100 T-shirts - Mayor Marcouch of Arnhem hands him the latest T-shirt in the Series_Arnhem in honor of this special event
- Launch event 'The Spindoctor' with billiards artistic champion Jop de Jong
- Start Series_Friesland
- Opening of Okimono Leeuwarden powered by The SainT
- Start crowdfunding campaign for more Okimono Powered by... stores
- The launch of the Okimono Cycling Club

2019
- Signature T-shirt 'Vuilwater Arnhem' in combination with the book 'Op pad met de dikke prins' by Theo Janssen and Marcel van Roosmalen
- T-shirt 'Future For Nature' in collaboration with Future For Nature Foundation
- Airborne 75 T-shirts in cooperation with alderman Verstand of the municipality Renkum
- T-shirts for the Naturalis Museum in Leiden
- Finisher T-shirt for the Gelreman triathlon
- Go Fast Or Go Home T-shirt with Jos van Emden based on his favorite race

2020
- T-shirt designed for the winners of the Arnhems Sportgala
- New Okimono Powered By location: Pop-up Gaard in Utrecht
- Dolf Jansen, Bas van de Goor, and Stef Bos are spotted in Okimono T-shirts
- 'Silverback' T-shirt in cooperation with Gorilla Foundation Netherlands

2021
- Temporary sale of the Okimono Mysterybox
- Okimono collection extended with MTB pants
- 'De Hele Stad Geel Zwart' (Dutch for: 'The Whole City In Yellow And Black') shirt in collaboration with 112 Box Vitesupporters on the occasion of the KNVB Cup final.
- Two new sales points of Okimono shirts: 'Shirts & Co' in Apeldoorn and 'Groeten uit Utrecht' in Utrecht.
- Presentation of a special edition of 'De Bal Is Rond' to the first customer with a collection of 200 Okimono shirts (!)
- Support of the Sterke Yerke project with the 'I Bag Your Pardon' shirt.
- Cooperation with Sports Center Papendal for 50-year anniversary with the shirts 'Preparation Is Everything - Papendal 50 Edition' and 'Preparation Is Everything - Papendal Olympic Edition
- Cooperation with mill De Kroon in Arnhem for the shirt 'Klarendalse Molen' (Klarendal Mill)
- The Green Friday action has yielded 207 trees for treesforall.nl
- First Okimono's with zipper: the 'zipped hoodie' and the 'zipped jacket' from 'Mihi Cura Futuri'

2022

- For every sold 'Peace Please'-shirt Okimono donates 5,55 euro to Giro 555 for 'Samen in actie voor Oekraïne'
- Four new sales points of Okimono-shirts: MareMeu (Schiermonnikoog), Geluksvogels (Zutphen), Discords.nl (Nijmegen) and the shop of Apenheul (Apeldoorn)
- Introduction Okimono Update: a compact twoweekly version of our regular Newsletter
- Introduction German Newsletter
- In 2022 tv personalities such as Jochem Myjer, Leo Blokhuis, Erik van Muiswinkel and Dolf Jansen wore our shirts several times on tv, in the newspaper or on social media. Also in programms such as De Slimste Mens, 2 voor 12, Groot Dictee der Nederlandse Taal, Jinek, Hunted, Klokhuis, Jeugdjournaal, Per Seconde Wijzer, Editie NL, BinnensteBuiten and Droomhuis Gezocht our shirts could be seen.

2023

- Cooperation with Apenheul for the 'Apenheul Edition'-shirts
- Our shirts were sold at the Pinkpop Festival
- Introduction Okimono caps
- Our best month ever in terms of sales: june 2022
- Introduction Tip A Friend
- Flagship Store Fashion District Arnhem closed, opening of the Warehouse Store
- Introduction Okimono Membership