picografika is a owned publishing label which is publishing artistic e-books. Established as a section in Sayula Technologh Japan K.K in 2009, and releasing many iPhone and iPad apps, and Kindle books.

ピコグラフィカは、iPadで読むアニメーション絵本、書籍、グラフィックブックを発信するレーベル。Sayula Technology Japan株式会社内パブリッシングセクションとして2009年に発足、さまざまなアプリやKindleブックをリリースしています。



Ayuko Tanaka
Director, Designer

Ayuko has been in charge of Sayula Japan’s Picografika since the company’s onset in 2008. Picografika is Sayula’s Publishing and Design franchise, and has already published a number of highly graphical and interactive iOS Apps and Kindle books. Ayuko has a BA degree from Fukushima University and MA degree from Chelsea College of Art (UAL). She has published, illustrated and authored a considerable number of children’s books and has illustrated various book covers, magazines and other periodicals. She received a special mention award at the 2000 Bologna Children’s Book Fair.

ピコグラフィカ ディレクター



Cristian Alzati
Director, Programmer

Cristian has held VP level positions with Lehman Brothers and Barclays Capital Japan designing and developing front office analytical solutions for the fixed-income derivatives and FX group. In 1997 Cristian worked as Principal Software Engineer with Infinity Financial Technology, he then co-founded Embark Solutions Inc where he co-invented US-Patented Embark’s Flipstream. Previous to that, Cristian spent over five years with UBS in Zurich where he designed and built a highly successful server-based spreadsheet system that stayed in active production for more than 20 years. Cristian holds a Master’s and an Engineer’s degree in Electrical Engineering from Stanford University and a Master of Computational Finance from Carnegie Mellon University.

サユラテクノロジージャパン 代表取締役

サユラ・テクノロジー・ジャパン(サユラグループ) CEO。スタンフォード大学、カーネギーメロン大学にてエンジニアリング、ファイナンスの学位取得。スイス銀行コンサルタントとしてシステム開発を担当。米Infinityのソフトウエア開発、ソリューション株式会社設立時メンバー。来日後はリーマンブラザーズ、バークレイズキャピタル証券にて債券デリバティブ・FXグループのIT部にてVP職を歴任。