2011
- Dec. 22nd - [ZS Wireless] Comics launched on Nokia's app store (Ovi Store) 
- Sep. 29th - [ZS Wireless] Comics launched on Samsung's app store (Samsung Apps) 
- Jun. 7th - [ZS Wireless] Comics launched on Blackberry app store (Blackberry App World ) 
- Mar. 30th - [ZS Wireless] "MY.KOMIK" E-Comics launched on Malaysian local carrier, Maxis 
- Feb. 8th - [ZS Wireless] Launched and distributed an in-house comics 'BATU GAIDEN' 
- Feb. 1st - [ZS Wireless] The comic application pre-installed on LG Smartphones 
2010
- Oct. 1st - Increase in Capital, which amounted to 200 million yen 
- Mar. 15th - Increase in Capital, which amounted to 175 Million yen 
- Mar. 2nd - [ZS Wireless] Launched "Chhota Comics" application on India's second largest telecommunication carrier, Vodafone. 
2009
- Oct. 7th - [ZS Wireless] launched "CoMix-On-The-Go" application on their telecommunication carrier Tata Docomo 
- Sep. 25th - [ZS Wireless] launched 3G media content for Indian mobile content market. 
2008
- Nov. 1st - [ZS Wireless] Office relocated from Mysore City to Bengaluru(fka,Bangalore) City 
- Sep. 30th - [ZS Wireless] Launched mobile content on India's leading telecom carrier Vodafone 
- Aug. 4th - [ZS Wireless] Launched mobile content on India's leading telecom carrier Reliance 
- Jul. 14th - Increase in Capital, which amounted to 150 million Yen 
- Mar. 28th - Jointly developed a MVNO software for Brazilian people in Japan with Infonics. 
- Jan. 17th - Started Navigation Systems development. 
2007
- Oct. 28th - [ZS Wireless] Started mobile content distribution in India's with Tata Teleservices, one of India's major telecommunications carrier 
- Sep. 30th - Increase in Capital, which amounted to 91.65 million Yen 
- Mar. 7th - Certified by Business Model Promotion Center, Kyoto 
- Jan. 15th - Increase in Capital, which amounted to 11.65 million Yen 
- Jan. 8th - [ZS Wireless] Established group company Zero-Sum Wireless Solutions India Pvt. Ltd. in Mysore City, Karnataka, India 
2006
- Aug. 1st - Increase in Capital, which amounted to 10 million JPY. 
- May. 29th - Office was relocated to Karasuma Gojo, Kyoto City 
2005
- Jul. 20th - Received a B rank certification, from the Kyoto City Venture Recognition Committee 
2004
- Jul. 12th - Inaugurated Zero-Sum, Ltd. in Karasuma Shijo, Kyoto City 
- Jun. 24th - Zero-Sum Limited was established with a capital of 3 million JPY.