2018

28. Chief scientist, the JAMSTEC KR18-04 cruise, IODP T-Limit Site C0023 at  Nankai Trough protothrust zone for the CORKed temperature data retrieval and shallow piston coring (ROV Kaiko and R/V Kairei)

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2017

27. Chief scientist, the first Chikyu SCORE Program Expedition 910, Deep Learning of Deep Life: Exploring impact of submarine landslides on deep biosphere-evolution off Erimo (D/V Chikyu)

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2016

26. Co-chief scientist, the IODP Expedition 370 “Temperature-Limit of the Deep Biosphere off Muroto” (w/ Verena B. Heuer, Yuki Morono; D/V Chikyu)

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2015

25. Shipboard scientist, the JAMSTEC NT15-15 cruise, the submarine mud volcano no. 1 off Tanegashima, Japan (ROV Hyper-Dolphin and R/V Natsushima)

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2013

24. Chief scientist, the JAMSTEC NT13-15 cruise, the Sea of Japan methane hydrate fields off Joetsu (ROV Hyper-Dolphin and R/V Natsushima)

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23. Shipboard scientist, the JAMSTEC KR13-02 piston-coring cruise, the Northwestern Pacific off Minamitorishima (R/V Kairei)

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2012 

22. Co-chief scientist, the IODP Expedition 337 “Deep coalbed biosphere off Shimokita” (w/ Prof. Kai-Uwe Hinrichs, Univ. Bremen, D/V Chikyu)

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21. Chief scientist, the JAMSTEC Expedition 906 (CK12-03) “The Kumano Mud-Volcano Drilling II: Exploration of Deep Matter from the Natural Pipeline” (D/V Chikyu)

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2010 

20. Co-chief scientist, the IODP Expedition 329 “South Pacific Gyre Subseafloor Life” (w/ Prof. Steven D’Hondt, URI, D/V JOIDES Resolution)

 

19. Chief scientist, the JAMSTEC NT10-06 Leg 3 cruise, the southern Okinawa Trough Yonaguni Knoll IV CO2-seeps (ROV Hyper-Dolphin and R/V Natsushima)

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2009 

18. Chief scientist, the Chikyu Training Cruise CK09-01 “The Kumano Mud-Volcano Drilling I: A Window to the Deep Biosphere” (D/V Chikyu).

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17. Shipboard scientist, the JAMSTEC NT09-01 cruise, the South Chamorro seamount of the Mariana forearc (ROV Hyper-Dolphin and R/V Natsushima) 

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2008 

16. Shipboard scientist, the JAMSTEC KR08-05 Abismo cruise at the Mariana Trench (R/V Kairei)

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15. Shipboard scientist, the SO196-SUMSUN Germany-Japan collaboration cruise, the southern Okinawa Trough hydrothermal fields and CO2 seeps (R/V Sonne)

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2007 

14. Shipboard scientist, the IODP Expedition 316, the Nankai Trough seismogenic zone (D/V Chikyu)

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2006 

13. Chief shipboard scientist, the Chikyu Shakedown Cruise CK06-06 off Shimokita Peninsula, Japan (D/V Chikyu)

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12. Chief scientist, the JAMSTEC YK06-06 German-Japan collaborative cruise, the Japan Trench cold seeps (Shinkai 6500 and R/V Yokosuka)

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2005 

11. Vice-chief scientist, the JAMSTEC NT05-18 cruise, the Northern Mariana Arc hydrothermal fields (ROV Hyper-Dolphin and R/V Natsushima)

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2004 

10. Shipboard scientist, the IODP Expedition 301, the Juan de Fuca Ridge Flank (D/V JOIDES Resolution) 

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9. Vice-chief scientist, the JAMSTEC YK04-05 cruise, the Southern Okinawa Trough hydrothermal field (Shinkai 6500 and R/V Yokosuka)

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2003 

8. Chief scientist, the JAMSTEC NT03-09 cruise, the Mid-Okinawa Trough hydrothermal field (ROV Hyper-Dolphin and R/V Natsushima)

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7. Shipboard scientist, the JAMSTEC NT03-08 cruise, the Kagoshima Bay CO2 bubbling site (ROV Hyper-Dolphin and R/V Natsushima)

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6. Shipboard scientist, the JAMSTEC YK03-05 cruise, the Southern Okinawa Trough hydrothermal field (Shinkai 6500 and R/V Yokosuka)

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2002 

5. Chief scientist, the JAMSTEC NT02-02 cruise, the mid-Okinawa Trough hydrothermal field (Shinkai 2000 and R/V Natsushima) 

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4. Shipboard scientist, the JAMSTEC YK02-02 cruise, the Nankai Trough (Shinkai 6500 and R/V Yokosuka) 

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3. Shipboard scientist, the Ocean Drilling Program (ODP) Leg 201, the Eastern Equatorial Pacific and Peru Margin (D/V JOIDES Resolution)

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2001  

2. Shipboard scientist, the JAMSTEC KR01-09 cruise, the Mid-Okinawa Trough hydrothermal fields (R/V Kairei​)

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2000

1. Shipboard scientist, the JAMSTEC YK00-04 cruise, the Japan Trench cold seeps (Shinkai 6500 and R/V Yokosuka) 

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