Mobile Phone Gackpo (ケータイがくっぽいど) was made in the same vein as Let's sing with Miku ♪ and also used the NetVOCALOID service.
About[]
The product centred on Camui Gackpo and allowed a phone emulate the "gackpo noise", producing the Gackt-like traits for the phone as provided by the Gackpoid voicebank. It only supported Yahoo Mobile and i-mode based phones.
It had several modes included.
It also ofers a chance to emulate the Camui Gackpo vocal.
It was available from the 9th of April 2009 for ¥315 and possible to synthesise lyrics 50 times a month.[1]