RedPen is a proofreading tool to help writers or programmers who write technical documents or manuals that need to adhere to a writing standard.

Cookiecutter Docker Science is a project template for data science projects which are deployed in Docker containers. This template provide optimal directory structure and a Makefile which provides many useful targets working in Docker containers.

• Takahiko Ito, Shintaro Inuzuka, Yoshiaki Yamada and Jun Harashima. Real World Voice Assistant System for Cooking. International Conference on Natural Language Generation (INLG demo), 2019.
• Shintaro Inuzuka, Takahiko Ito and Jun Harashima. Step or Not: Discriminator for The Real Instructions in User-generated Recipes. Workshop on Noisy User-generated Text (W-NUT), 2018.
• Masashi Shimbo, Takahiko Ito, Daichi Mochihashi, Yuji Matsumoto. On the Properties of von Neumann Kernels for Link Analysis. Machine Learning, 75:37-67, 2009.
• Harendra Bhandari, Masashi Shimbo, Takahiko Ito and Yuji Matsumoto, Generic Text Summarization Using Probabilistic Latent Semantic Indexing. In Proceedings of the 3rd International Joint Conference on Natural Language Processing, pp.133-140. Hyderabad, India, January 2008.
• Takahiko Ito, Masashi Shimbo, Daichi Mochihashi and Yuji Matsumoto.Exploring Multiple Communities with Kernel-Based Link Analysis. 10th European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD), Lecture Notes in Artificial Intelligence 4213, pp.235-246, Springer, September 2006.
• Masashi Shimbo and Takahiko Ito. Kernels as link analysis measures. D. Cook and L. Holder (eds.), Mining Graph Data, Chapter 12, pp.283-310, John Wiley & Sons, December 2006.
• Takahiko Ito, Massashi Shimbo, Taku Kudo, Yuji Matsumoto. Application of Kernels to Link Analysis, The Eleventh ACM SIGKDD International Conference on Knowledge Discovery and Data Mining. 2005.

• Document Writing in CI Environment. devopsdays Amsterdam, 2016.
• Solr Cluster installation tool "Anuenue" and "Did You Mean?" for Japanese, Lucene Revolution, 2011.

• Best Paper Award, Data Engineering Workshop, Japan, 2006.
• Best Paper Award, Journal of Japanese Society of Artificial Intelligence, 2004.