"Enhancing Global Citizenship Education in Japan’s K-12 Curriculum: Exploring Lessons and Opportunities"
"Altruism as a Manifestation of Global Citizenship: Global Citizenship Education in the Age of COVID-19"
Zoku Samurai to Wata: Sabaku no Kosumosu [Daigakukensetu ni Kakeru]
"Lost and Found in Humour Self-translation: Difficulty to Realization, Distance to Re-creation"
Rôza Pâkusu Jiden: `Jinken undō no haha' ga ayunda yūki to jiyū eno michi
Samurai to Wata, Nihon to Amerika [Samurai and Cotton — Japan and America] (Revised Edition)
Ningen Kankei o Tsukuru Eikaiwa: Nihonjin Ga Shiranakatta Sanjū No Rūru
Denwa Eikaiwa Marugoto Furēzu [Essential English Phrases for Phoning]
Samurai to Wata, Nihon to Amerika [Samurai and Cotton — Japan and America]
Rôza Pâkusu-no Seishun Taiwa [Dear Mrs. Parks: A Dialogue with Today’s Youth]
Yûki to Kibô: Rôza Pâkusu-no Kotoba [Quiet Strength]
Amerika Seikatsu Eigo: Tabunka Jidai no Komyunikēshon
Eikaiwa Kinō Hyōgen Sutairu Bukku [Functional Expressions in English]
Wakaru Oboeru Tsukaeru Eitango Nettowāku: Meishi hen [English Vocabulary Network: Nouns]
Amerika Eigo: Kawariyuku Shakai to Bunka [American English: Changing Society and Culture]
Wakaru, Oboeru, Tsukaeru Eitango Nettowāku: Keiyōshi hen [English Vocabulary Network: Adjectives]
Eikaiwa wa Sutoratejī de Kimaru: Atarashii Eikaiwa no Kangaekata [Communication Strategies in English Conversation]