1. 1) Osaka University Anisotropic Design and Additive Manufacturing Research Center (Osaka University AM Center) website: http://www.mat.eng.osaka-u.ac.jp/sipk/am/.
2. 2) T. Nakano and T. Ishimoto: Bull. Iron Steel Inst. Jpn. 24 (2019) 21–30.
3. 3) T. Nakano: Mech. Eng. 67 (2019) 21–27.
4. 4) T. Nakano: J. Jpn. Weld. Soc. 89 (2020) 27–37. doi:10.2207/jjws.89.27
5. 5) Strategic Innovation Promotion (SIP)/“Materials Integration” for Revolutionary Design System of Structural Materials website: https://www.jst.go.jp/sip/p05/index.html.