Ken Okamoto
![Okamoto with the Fukuoka SoftBank Hawks](https://upload.wikimedia.org/wikipedia/commons/7/72/Okamotoken.jpg)
1
Published: [2013]
Superior document: Title is part of eBook package: De Gruyter DGBA Backlist Complete English Language 2000-2014 PART1
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2
Published: [2013]
Superior document: Title is part of eBook package: De Gruyter DGBA Medicine and Life Sciences - <1990
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3
Published: [2020]
Superior document: Title is part of eBook package: De Gruyter DGBA Reference Works 1990 - 1999
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