Academic Activity

Senior Member, IEEE (The Institute of Electrical and Electronics Engineers)
Senior Member, IEICE (The Institute of Electronics, Information and Communication Engineers)
Member, EURASIP (The European Association for Signal Processing)


Editor Activity

IEICE EA, Associate Editor (2010-2014)
IEICE JA, Associate Editor (2011-2014)
IEICE ED Special Session on Enriched Multimedia, Secretary(2018,2019), Associate Editor (2014,2015)
IEICE EA Special Session on Information Theory and its Applications, Associate Editor(2015, 2016)
IEICE Fundamental Review, Associate Editor (2016-)
ELSEVIER JISA(Journal of Information Security and Applications) Associate Editor (2014-)
ELSEVIER JISA Special Secition on Recent Advances in Multimedia and Biometric Forensics Associate Editor (2017)
Entropy journal, Special Issue "Entropy Based Data Hiding" (2019)
MDPI Applied Sciences, Special Issue "Data Hiding and Its Applications: Digital Watermarking and Steganography" (2020)
ITE Media Technology and Applications (MTA), Associate Editor (2016)


Technical Committee

IEICE EMM Technical Committee (2011-2012, 2019-), Secretary (2013,2014), Vice Chair (2017,2018)
IEICE IHC Secretary (2011-2012, 2015-2019)
IEICE IT Technical Committee (2013-2019)
APSIPA, Multimedia Security and Forensics (MSF) Secretary
IEEE Signal Processing Society, IFS Affiliate Member (2013-)


Organizing Committee

IWSEC2008 Local Organizing Committee co-Chairs
IWIHC2014 Program Committee Co-Chairs
IWDW2015 Organizing Committee
ACNS2017 Organizing Committee
ECC2018, Organizing Committee
WIFS2019 Organizing Committee


Special Session Organization

IWDW2015 "Watermarking based on Common Evaluation Criteria"
IIHMSP2017 "Information Hiding and its Criteria"
APSIPA ASC 2017 "Multimedia Security and Privacy"
APSIPA ASC 2018 "Information Forensics and Data Hiding"
APSIPA ASC 2019 "Recent advances in Fingerprinting and Data Hiding"


Technical Program Committee

ISH'05
APSIPA ASC2009,APSIPA ASC2010, APSIPA ASC2011, APSIPA ASC2012, APSIPA ASC2017, APSIPA ASC2018, APSIPA ASC2019, APSIPA ASC 2020
ICCIT2009, ICCIT2010, ICCIT2011
ICIS2009, ICIS2010, ICIS2011
CSE2010
ICME2011, ICME2012, ICME2013, ICME2014, ICME2015, ICME2016, ICME2017, ICME2018, ICME2019, ICME2020
ICIAS2012
ICT Innovations Conference 2013, 2014, 2015, 2017
ISITA2014, ISITA2016, ISITA2018, ISITA2020
ICIP2015, ICIP2016, ICIP2017, ICIP2018, ICIP2019, ICIP2020
IWDW2015, IWDW2016, IWDW2017, IWDW2018, IWDW2019, IWDW2020
CANDAR-WICS2017, CANDAR-WICS2018, CANDAR-WICS2019, CANDAR-WICS2020
IEEE-SSCI2018 Special Session, CIDDH
WIFS2019