New Design Concepts for the FLINS-Fuzzy Lingual System: Text-based and Fuzzy-centered Architectures. - Shun'ichi Tano; Wataru Okamoto; Toshiharu Iwatani (ISMIS, 1993)

Fuzzy Analogy Based Reasoning and Classification of Fuzzy Analogies. - Toshiharu Iwatani; Shun'ichi Tano; Atsushi Inoue; Wataru Okamoto (AII/ALT, 1994)

Three-layered Fuzzy Inference and Self-wondering Mechanism as Natural Language Processing Engine of FLINS. - Shun'ichi Tano; Wataru Okamoto; Toshiharu Iwatani; Atsushi Inoue; Ryosuke Fujioka (ICTAI, 1994)

A Generalized Inference Method for Natural Language Propositions Involving Fuzzy Quantifiers and Truth Qualifiers. - Wataru Okamoto; Shun'ichi Tano; Atsushi Inoue; Ryosuke Fujioka (FUZZ-IEEE, 2005)

Rule-based Inference Method for Fuzzy-Quantified and Truth-Qualified Natural Language Propositions. - Wataru Okamoto; Shun'ichi Tano; Atsushi Inoue; Ryosuke Fujioka (FUZZ-IEEE, 2006)

Inference results for fuzzy quantified natural language propositions qualified by false. - Wataru Okamoto; Shun'ichi Tano; Atsushi Inoue; Ryosuke Fujioka (SMC, 2007)

A Generalized Inference Method for Fuzzy Quantified and Truth-Qualified Natural Language Propositions. - Wataru Okamoto; Shun'ichi Tano; Atsushi Inoue; Ryosuke Fujioka (J. Adv. Comput. Intell. Intell. Informatics, 2007)

An Inference Method for Fuzzy Quantified Natural Language Propositions Based on New Interpretation of Truth Qualification. - Wataru Okamoto; Shun'ichi Tano; Toshiharu Iwatani; Atsushi Inoue (J. Adv. Comput. Intell. Intell. Informatics, 2007)

A generalized four-step inference method for fuzzy quantified and truth-qualified natural language propositions. - Wataru Okamoto; Shun'ichi Tano; Atsushi Inoue; Ryosuke Fujioka (FUZZ-IEEE, 2010)

Reinforcement Learning with Randomized Physical Parameters for Fault-Tolerant Robots. - Wataru Okamoto; Kazuhiko Kawamoto (SCIS/ISIS, 2020)

Reinforcement Learning with Adaptive Curriculum Dynamics Randomization for Fault-Tolerant Robot Control. - Wataru Okamoto; Hiroshi Kera; Kazuhiko Kawamoto (CoRR, 2021)