刊行物
- M. Okada (ed.), Phenomenology and Ontology, Keio University Press, 2009/3.
- M. Okada and B. Smith (eds), Interdisciplinary Ontology, vol. 2, Keio University Press, 2009/2.
- M. Okada (ed.), Interdisciplinary Logic, vol. 1, Keio University Press, 2008.
- M. Okada and B. Smith (eds), Interdisciplinary Ontology, Keio University Press, 2008.
