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2018)
* Ryo Sakamaki ???????????????? ????(Nikkei Business Publications, Inc. 2018)
* Ryo Sakamaki ?????????????(Nikkei Business Publications, Inc. 2017)
* Ryo Sakamaki ?????????????????(Nikkei Business Publications, Inc. 2015)
* Masaharu Shirakawa????IT???????????! - ???95.6%?????????IT??????????????(DIAMOND, Inc. 2015)
*Naohiro Seki and Masaharu Shirakawa??????????????? ????????????????(Nikkei, Inc. 2013)
*Masaharu Shirakawa and Ryo Sakamaki ????????? - ???9??????????????(Nikkei, Inc. 2013)
* Akira Kageyama???????????12

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