*Vito Acito^1,2, Julien Scheibert¹, Joël Lachambre², Jérome Adrien², Eric Maire², Sylvain Dancette², Davy Dalmas¹ (1. Laboratoire de Tribologie et Dynamique des Systèmes UMR 5513, Univ Lyon, Ecole Centrale de Lyon, ENISE, ENTPE, CNRS, Ecully, 69130, France, 2. Laboratoire MATEIS UMR CNRS 5510, Univ Lyon, INSA Lyon, Villeurbanne, F-69621, France)

*Daiki Ito, Sumio Iida (NIPPON STEEL CORPORATION Reseach & Development, Japan)

*Yuya Morishige, Keita Inose (NIPPON STEEL CORPORATION, Japan)

*Honami Yanagisawa, Izyan Iryani Mohd Yazid, Fumiaki Aikawa, Sho Hashimoto, Takashi Noda, Hiroki Komata (NSK Ltd., Japan)

*Hiroki Mano¹, Tsuguyori Ohana¹, Masanori Hiratsuka², Atsushi Hirata³, Makoto Kano⁴, Shinsuke Kunitsugu⁵, Mitsuaki Takeuchi⁶, Toshihiro Housen⁶, Naoyuki Ochi⁷, Akihiro Tanaka⁸ (1. National Institute of Advanced Industrial Science and Technology, Japan, 2. Nanotec Corporation, Japan, 3. Tokyo Institute of Technology, Japan, 4. Kano Consulting Office, Japan, 5. Industrial Technology Center of Okayama Prefecture, Japan, 6. Rhesca Co., Ltd., Japan, 7. Parker Netsushori Kogyo Co., Ltd., Japan, 8. Diamond-Like Carbon Industry Association, Japan)