Conducted a kanji ability survey uncovering the crisis situation of adults' kanji.Publicized results via a press release.Utilized internet blogs as a trial point for users to experience "Kanken-DS".Distributed a blog component that displays a NINTENDO DS on the blog, allowing viewers to try "Kanken-DS" on the spot.Held an inter-prefecture "Kanken-DS" contest.Stimulated competitiveness among users, sparking viral marketing.Linked the blog component to amazon.com, providing a path to purchase the product.

PR effect rose by 400% due to widespread press release.Awareness to the critical state of Japanese kanji ability was raised, before Christmas.

520,000 copies of "Kanken DS" were sold within 50 days (ten times original prediction; twice competitors’ sales).With 2,500,000 impressions of the blog parts within the first 90 days, the trial was experienced by 120,000 people, about 20% of "Kanken-DS" purchasers.Over 10,000 references were made online, and 8,400 blogs posted the trial component.