1990-06 CMAS OW Diver 　　 ・Instructor/Kozo Masuda
1991-06 CMAS AD Diver 　　 ・Instructor/Kozo Masuda
1992-06 CMAS Rescue Diver 　 ・Instructor/Kozo Masuda
1992-08 CMAS DiveMaster ・Instructor/Kozo Masuda
1993-12 CMAS Professional Instructor　・Trainer/Kiyotaka Kawashima Evaluator/Norio Sato
1994-05 潜水士
1995-02 文部科学省認定C級スポーツ指導員
1999-11-30 TDI Nitrox Instructor　・IT/ Norio Sato
2000-02 DAN　Oxgen InstructorTrainer
2003-04 CMAS Master Instructor ・Evaluator/Norio Sato
2005-04 CMAS Course Director ・Evaluator/Norio Sato
2005-03-11 TDI Advanced Nitrox Instructor　・IT/ Kenji Yasuhara Yoshiya Takano
2005-03-11 TDI Decompression Procedures Instructor 　・IT/ Kenji Yasuhara Yoshiya Takano
2005-03-11 TDI Extended Range Instructor ・IT/ Kenji Yasuhara Yoshiya Takano
2006-01-10 TDI Full Cave Diver 　・Instructor/Larry Green
2006-01-10 NSS-CDS Full Cave Diver 　・Instructor/Larry Green
2008-02-26 TDI Limited Deco Inspiration Air Diluent 　・Instructor/Koichi Tahara
2008-03-01 TDI Advanced Trimix Diver 　・Instructor/Koichi Tahara
2011-04 社団法人レジャー・スポーツダイビング産業協会　優良ガイドダイバー
2011-09-08 TDI Cavern Instructor ・IT/ Kenji Yasuhara Yoshiya Takano
2011-09-08 TDI Intro to Cave Instructor ・IT/ Kenji Yasuhara Yoshiya Takano
2011-10-31 SDI Open Water Scuba Diver Instructor
2011-10-31 SDI Solo Diving Instructor
2011-10-31 SDI Computer Nitrox Instructor
2011-10-31 TDI Intro To Tech Instructor
2011-10-31 SDI Course Director
2011-10-31 SDI Open Water Scuba Instructor Trainer
2011-10-31 ERD Drysuit Ops IT
2011-10-31 SDI Solo Diving Instructor Trainer
2011-10-31 TDI Nitrox IT
2011-10-31 TDI Advanced Nitrox IT
2011-10-31 TDI Intro to Tech IT
2011-10-31 TDI Cavern Evaluator
2011-11-15 TDI Trimix Instructor ・IT/ Koichi Tahara
2012-01-13 TDI Inspiration Air Diluent Instructor ・IT/ Koichi Tahara
2012-01-13 TDI Evolution Air Diluent Instructor ・IT/ Koichi Tahara
2012-01-13 TDI Evolution Air Diluent Decompression Instructor ・IT/ Koichi Tahara
2012-01-19 TDI Evolution Advanced Mixed Gas Diver ・Instructor/Koichi Tahara
2012-01-25 TDI Advanced Wreck Diver ・Instructor/Koichi Tahara
2012-02-10 TDI Cave Sidemount Diver ・Instructor/Hiroshi Sekito
2012-03-07 TDI Advanced Wreck Instructor ・IT/ Koichi Tahara
2012-03-11 TDI DPV Cave Diver ・Instructor/Harry Gust
2012-11-09 TDI Advanced Trimix Instructor ・IT/ Koichi Tahara
2012-11-21 TDI Cave Sidemount Instructor ・IT/ Harry Gust
2012-11-21 TDI Full Cave Instructor ・IT/ Harry Gust
2012-11-21 TDI Sidemount Instructor ・IT/ Harry Gust
2015-07-28 ERD Tender Technician ・Instructor/Mark Houghton
2015-07-28 ERD 1 Diver Technician ・Instructor/Mark Houghton
2015-07-28 ERD II Diver Technician ・Instructor/Mark Houghton
2015-07-28 ERD Full Face Mask Diver Technician Level　 ・Instructor/Mark Houghton
2015-07-28 ERD Dry Suit Diver　 ・Instructor/Mark Houghton
2015-07-28 ERD Contaminated Water OPS Technician ・Instructor/Mark Houghton
2015-09-16 TDI Explorer Rebreather Instructor IT/Mitsuyoshi Tanaka
2016-01-05 TDI SF2 ECCR Air Diluent Diver ・Instructor/Euiook Jung
2016-01-05 TDI SF2 Sidemount ECCR Air Diluent Diver ・Instructor/Euiook Jung
2016-02-15 SDI Advanced Buoyancy Instructor
2016-02-15 SDI Altitude Diver Instructor
2016-02-15 SDI Boat Diving Instructor
2016-02-15 SDI Computer Diver Instructor
2016-02-15 SDI CPR1st Instructor
2016-02-15 SDI CPROX Instructor
2016-02-15 SDI CPROX1st AED Instructor
2016-02-15 SDI Deep Diving Instructor
2016-02-15 SDI Diver Propulsion Vehicle Instructor
2016-02-15 SDI Drift Diving Instructor
2016-02-15 SDI Dry Suit Diving Instructor
2016-02-15 SDI Equipment Specialist Instructor
2016-02-15 SDI Ice Diving Instructor
2016-02-15 SDI Marine EcoSystems Awareness Instructor
2016-02-15 SDI Night-Limited Visibility Diving Instructor
2016-02-15 SDI Research Diving Instructor
2016-02-15 SDI Sidemount Instructor
2016-02-15 SDI Search and Recovery Diving Instructor
2016-02-15 SDI Shore and Beach Diving Instructor
2016-02-15 SDI Underwater Navigation Diving Instructor
2016-02-15 SDI Underwater Photography Instructor
2016-02-15 SDI Underwater Video Instructor
2016-02-15 SDI Wreck Instructor
2016-02-14 TDI Sidemount Instructor Trainer
2016-02-15 TDI Decompression Procedures IT
2016-02-25 TDI Equipment O2 Service Tech Instructor ・IT/Hiroshi Sekito
2016-02-25 TDI Advanced Gas Blending Instructor ・IT/Hiroshi Sekito
2016-02-25 TDI Nitrox Gas Blending Instructor ・IT/Hiroshi Sekito
2016-03-04 TDI SF2 ECCR Air Diluent Instructor ・IT/Euiook Jung
2016-03-04 TDI SF2 Sidemount ECCR Air Diluent Instructor ・IT/ Euiook Jung
2018-09-18 SDI Full Face Mask Instructor
2019-02-20 SDI CPROX1st AED IT
2019-03-12 TDI Advanced Wreck IT
2019-06-23 Cave Survey Diver 　Instructor/Robbie Schmittner
2019-11-11 First Response Training Adult and Child Emergency Care Instructor
2019-11-11 First Response Training Oxygen Administration Instructor
2019-11-11 First Response Training Bloodborne Pathogens Instructor
2019-12-17 First Response Training IT
2020-02-10 SDI Snorkeling Instructor
2020-04-06 TDI Stage Cave Instructor ・IT/ Daniel Gonzalez Cardona
2020-04-09 SDI Logoease Specialty Instructor
2020-09-28 SDI Course Director Trainer
2021-03-12 TDI Technical DPV Instructor
2022-04-24 Kiss Sidewinder mCCR Air Diluent Diver ・Instructor/Jake Bulman ・Alexanda Coffield-Feith
2022-05-14 Cave CCR Diver ・Instructor/Patrick Widmann・Jake Bulman
2022-10-10 Kiss Sidewinder mCCR Air Diluent Instructor ・IT/Patrick Widmann
2022-10-10 Kiss Sidewinder mCCR Deco Air Diluent Instructor ・IT/Patrick Widmann
2023-12-26 Kiss Sidewinder mCCR  HelitroxCCR Diver ・IT/Jake Bulman
2023-12-28 Kiss Sidewinder mCCR  mixgasCCR Diver ・IT/Jake Bulman
2024-03-08 SDI Dive Experience Leader
2024-03-08 TDI Trimix – 75m Instructor
2024-03-08 TDI Intro to Cave Evaluator