SHONOSUKE ISHIWATARI, Ph.D.

e-mail:ishiwatari@mantra.co.jp
Address:
Ee-505, Institute ofIndustrial Science,
The University of Tokyo,
4-6-1 Komaba, Meguro-ku,
Tokyo 153-8505

PROFILE
Shonosuke Ishiwatari is currently working for Mantra, a startup company thatdevelops machine translation engine for comics. Prior to Mantra, he earned hisPh.D. in the area of natural language processing from the University of Tokyo
where he also worked as a post-doc researcher. His research interests are innatural language processing, especially semantic representations and machinetranslation.

EDUCATIONPh.D., Information Science and Technology (Apr. 2016 - Mar. 2019)
Dept. of Information and Communication Engineering, The University of Tokyo.
Supervisors: Masaru Kitsuregawa, Masashi Toyoda, and Naoki Yoshinaga
Thesis: Translation and Description Methods for Multilingual Text Understanding
M.S., Information Science and Technology (Apr. 2014 - Mar. 2016)
Dept. of Information and Communication Engineering, The University of Tokyo.
Supervisors: Masaru Kitsuregawa, Masashi Toyoda, and Naoki Yoshinaga
Thesis: Translation of Word Semantic Representations and its Application toStatistical Machine Translation [Department Chair’s Award]
B.E. (Apr. 2010 - Mar. 2014)
Dept. of Information and Communication Engineering, The University of Tokyo.
Supervisors: Hitoshi Iba and Danushka Bollegala
Thesis: A Reasearch on Semantic Composition of Compound Words

EXPERIENCE
Co-founder & CEO
Mantra Inc.

Jan. 2020 -Specially Appointed Researcher
IIS, The University of Tokyo

Apr. 2019 - Mar. 2020

Research Fellow, DC2
Japan Society for the Promotion of Science

Apr. 2017 - Mar. 2019

Visiting Student
Carnegie Mellon University

Sep. 2017 - Feb. 2018

Research Intern
Microsoft Research Asia

Aug. 2016 - Jan. 2017

Research AssistantThe University of Tokyo

Apr. 2016 - Mar. 2017

Teaching Assistant, “Software I”
The University of Tokyo

Sep. 2015 - Nov. 2015R&D InternSony Computer Entertainment Inc.

Sep. 2014

Teaching Assistant, “Creating a robot with a speech interface”
The University of Tokyo
Oct. 2013 - Jan. 2014
Software Engineer Intern
Sunity Co.,Ltd., Tokyo

Oct. 2012 - Dec. 2013

SKILLS
Languages: Japanese (native), Chinese (almost native), English (fluent)
Programming: Python, C++, C

PUBLICATIONSJournal[1] Shonosuke Ishiwatari, Nobuhiro Kaji, Naoki Yoshinaga, Masashi Toyoda, andMasaru Kitsuregawa, Translation of Word Vectors by Exploiting Translatable
Context Pairs. Transactions of the Japanese Society for Artificial Intelligence. vol.
31, num. 6, 2016. (In Japanese) [JSAI 30th Anniversary Best Paper Award]

International Conference[1] Ryota Hinami*, Shonosuke Ishiwatari*, Kazuhiko Yasuda, and Yusuke Matsui.
Towards Fully Automated Manga Translation. The Thirty-Fifth AAAI Conferenceon Artificial Intelligence (AAAI), Online, 2021. (* Equal contribution)[2] Shonosuke Ishiwatari, Hiroaki Hayashi, Naoki Yoshinaga, Graham Neubig,
Shoetsu Sato, Masashi Toyoda, and Masaru Kitsuregawa. Learning to Describe
Unknown Phrases with Local and Global Contexts. The 2019 Conference of theNorth American Chapter of the Association for Computational Linguistics:
Human Language Technologies (NAACL-HLT), Minneapolis, USA, 2019.
[3] Shonosuke Ishiwatari, Jingtao Yao, Shujie Liu, Mu Li, Ming Zhou, Naoki
Yoshinaga, Masaru Kitsuregawa, and Weijia Jia. Chunk-based Decoder for
Neural Machine Translation. The 55th Annual Meeting of the Association for
Computational Linguistics (ACL), Vancouver, Canada, 2017.
[4] Shonosuke Ishiwatari, Naoki Yoshinaga, Masashi Toyoda, and Masaru
Kitsuregawa. Instant Translation-Model Adaptation by Projecting Word SemanticRepresentations. The 17th International Conference on Intelligent Text
Processing and Computational Linguistics (CICLing), Konya, Turkey, 2016.
[Best Poster Award][5] Shonosuke Ishiwatari, Nobuhiro Kaji, Naoki Yoshinaga, Masashi Toyoda, andMasaru Kitsuregawa. Accurate Cross-lingual Projection between Count-based
Word Vectors by Exploiting Translatable Context Pairs. The 19th Conference on
Computational Natural Language Learning (CoNLL), Beijing, China, 2015.
[6] Shoetsu Sato, Shonosuke Ishiwatari, Naoki Yoshinaga, Masashi Toyoda, andMasaru Kitsuregawa. UT Dialogue System at NTCIR-12 STC. The 12th NTCIRConference, Tokyo, Japan, 2016. [3rd place out of 7 teams]

Workshop / Poster / Domestic Conference[1] Shonosuke Ishiwatari, Hiroaki Hayashi, Graham Neubig, Naoki Yoshinaga,Masashi Toyoda, and Masaru Kitsuregawa. Definition Generation from Word
Vectors using Sequence Editing Models. The 24th Annual Meeting of theAssociation for Natural Language Processing, Okayama, 2018. (In Japanese)[2] Masato Neishi*, Jin Sakuma*, Satoshi Tohda*, Shonosuke Ishiwatari, Naoki
Yoshinaga, and Masashi Toyoda (*Equall contribution). A Bag of Useful Tricks for
Practical Neural Machine Translation: Embedding Layer Initialization and Large
Batch Size. The 4th Workshop on Asian Translation (WAT), Taipei, Taiwan, 2017.
[3] Shonosuke Ishiwatari. Neural Machine Translation for Distant Language Pairs.
IIS PhD Student Live (IPSL) 2017, Tokyo, 2017. [Best Presentation Award][4] Shonosuke Ishiwatari, Naoki Yoshinaga, Masashi Toyoda, and Masaru
Kitsuregawa. Domain Adaptation for Statistical Machine Translation Based on
Cross-lingual Projection between Count-based Word Vectors. The 22nd Annual
Meeting of the Association for Natural Language Processing, Miyagi, 2016. (InJapanese)[5] Shonosuke Ishiwatari, Nobuhiro Kaji, Naoki Yoshinaga, Masashi Toyoda, andMasaru Kitsuregawa. Translation between Word Vectors by using Translatable
Context Pairs. The 10th NLP Symposium for Young Researchers, Ishikawa,2015. (In Japanese) [Incentive Award][6] Shonosuke Ishiwatari, Nobuhiro Kaji, Naoki Yoshinaga, Masashi Toyoda, andMasaru Kitsuregawa. Translating Vector Representations for Words using
Language Resources on the Web. The 7th Forum on Web and Databases,
Tokyo, 2014. (In Japanese) [Student Incentive Award] [Business Award][7] Shonosuke Ishiwatari, Danushka Bollegala, and Hitoshi Iba. A Reasearch on
Semantic Composition of Compound Words. Speech, Language andCommunication Study Groups, Tokyo, 2013. (In Japanese)[Best Presentation Award][8] Shoetsu Sato, Shonosuke Ishiwatari, Naoki Yoshinaga, Masashi Toyoda, andMasaru Kitsuregawa. Domain-aware response selection for online conversation.
The 30th Annual Conference of the Japanese Society for Artificial Intelligence,
Fukuoka, 2016. (In Japanese)Awards[1] AAMT Nagao Award, Asia-Pacific Association for Machine Translation, 2021.
[2] HONGO AI Award, Hongo AI, 2019.
[3] Demo Day Award, Todai To Texas 2019 Demo Day, 2018.
[4] Innovative Technologies 2018, Digital Content Association of Japan, 2018.
[5] First Prize, UTokyo 1000k, 2018.
[6] Best Presentation Award, IIS PhD Student Live, 2017.
[7] JSAI 30th Anniversary Best Paper Award, Transactions of the JapaneseSociety for Artificial Intelligence, 2016.
[8] Best Poster Award, The 17th International Conference on Intelligent Text
Processing and Computational Linguistics, 2016.
[9] Department Chair’s Award, The University of Tokyo, 2016.
[10] Incentive Award, The 10th NLP Symposium for Young Researchers, 2015.
[11] Student Incentive Award, The 7th Forum on Web and Databases, 2014.
[12] Business Award (given by Yahoo! JAPAN), The 7th Forum on Web andDatabases, 2014.
[13] Best Presentation Award, Speech, Language and Communication StudyGroups, The University of Tokyo, 2013.

Fundings[1] MITOU Advanced, Information-technology Promotion Agency, Japan.
Oct. 2019 [2] UTokyo IPC 1stRound, The University of Tokyo.

Aug. 2019 -[3] Go Global Scholarships, The University of Tokyo.

Sep. 2017 - Feb. 2018

[4] Research Fellow (DC2), Japan Society for the Promotion of Science.
Apr. 2017 - Mar. 2019