Behavior-Based AI⤓ .md 2026-07-13T062546.818 000000000000688 **Origin.** While subsumption architecture was developed by Rodney Brooks at MIT, Japanese robotics extensively adopted and extended behavior-based approaches, particularly at Waseda, Sony (AIBO), and Honda (ASIMO). Japanese work emphasized embodiment and real-world interaction.
Blackboard Architecture⤓ .md 2026-07-13T062546.818 000000000000736 **Origin.** Developed at Stanford (HEARSAY-II) for speech recognition; Japanese AI research adopted and extended blackboard systems for multi-agent coordination, particularly in manufacturing and robotics at universities like Tokyo, Osaka, and the FGCP-affiliated institutes.
Case-Based Reasoning⤓ .md 2026-07-13T062546.818 000000000000712 **Origin.** Roger Schank and Janet Kolodner at Yale; extensively developed and applied in Japanese AI research for expert systems, design support, and diagnosis. Japanese work emphasized case libraries and similarity metrics for engineering domains.
Fuzzy Reasoning⤓ .md 2026-07-13T062546.818 000000000000672 **Origin.** Lotfi Zadeh's fuzzy set theory (1965) was extensively adopted and applied in Japan starting in the 1980s. Japanese engineers applied fuzzy logic to consumer products (cameras, washing machines, rice cookers) and industrial control systems, demonstrating practical value that Western AI research initially dismissed.
Human-Agent Interaction⤓ .md 2026-07-13T062546.818 000000000000736 **Origin.** Japanese robotics and AI research on social robots, virtual agents, and human-robot interaction, particularly at ATR, Osaka University (Ishiguro), and Waseda. This tradition emphasizes social presence, embodiment, and interaction dynamics.
Kansei Engineering⤓ .md 2026-07-13T062546.818 000000000000696 **Origin.** Mitsuo Nagamachi at Hiroshima University (1970s-1980s); the word "kansei" refers to sensitivity, feeling, or affective response.