2008 Creative organization "Sio" founded.
Creative organization "yama" founded.
Creative organization "neco" founded.
Creative organization "yamaneco" founded.
2011 Renamed "Sio" to "eausense".
Renamed "yama" to "eausense-yama".
Renamed "neco" to "eausense-neco".
Renamed "yamaneco" to "eausense-yamaneco".
2015 "eausense-yamaneco" dissolved.
2016 Renamed "eausense-yama" to "eausense/nature".
Renamed "eausense-neco" to "Hiroaki Tsujimoto/art".
Founder & Representative : Hiroaki Tsujimoto