selected scholarly activity
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books
- 2014. Family Matters in Indian Buddhist Monasticisms. University of Hawai‘i Press.
- 2014. Vinaya Texts. Gilgit Manuscripts in the National Archives of India: Facsimile Edition. Volume 1. New Delhi and Tokyo: The National Archives of India and the International Research Institute for Advanced Buddhology, Soka University.
- 2025. Minding the Buddha’s Business: Essays in Honor of Gregory Schopen. Co-edited with Daniel Boucher. New York: Wisdom Publications.
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chapters
- 2002. “One Rule For All? Saṃghāvaśeṣa Indemnity for the Sarvāstivādin Monastic Hierarchy,” in Buddhist and Indian Studies in Honour of Professor Sodo Mori, 387–398. Hamamatsu: Kokusai Bukkyōto Kyōkai.
- 2002. “The Mūlasarvāstivādin Vinaya: A Brief Reconnaissance Report,” in Early Buddhism and Abhidharma Thought: In Honor of Doctor Hajime Sakurabe on His Seventy-seventh Birthday, 45–63. Kyoto: Heirakuji shoten.
- 2010. “Creating Nuns Out of Thin Air: Problems and Possible Solutions concerning the Ordination of Nuns according to the Tibetan Monastic Code,” in Dignity & Discipline: Reviving Full Ordination for Buddhist Nuns, edited by Thea Mohr and Jampa Tsedroen, 227–238. Boston: Wisdom Publications.
- 2015. “Vinayas” in Brill’s Encyclopedia of Buddhism, edited by Jonathan A. Silk, 1:60–87. Leiden: Brill.
- 2024. “A Short Sermon on Impermanence Preserved in Viśākha(deva)’s Bhikṣu-vinaya-kārikā-kusuma-sraj,” in Buddhakṣetrapariśodhana: A Festschrift for Paul Harrison, edited by Charles DiSimone & Nicholas Witkowski, 123–157. Marburg: Indica et Tibetica Verlag.
- 2025. “A Preliminary Survey of Viśākha(deva)’s Bhikṣuvinayakārikākusumasraj,” in Minding the Buddha’s Business: Essays in Honor of Gregory Schopen, 155–200. New York: Wisdom Publications.
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journal articles
- 2000. “The Existence of the Supposedly Non-existent Śikṣādattā-śrāmaṇerī: A New Perspective on Pārājika Penance,” Buddhist Studies [Bukkyō kenkyū 佛教研究], 29, 149–176.
- 2001. “Shibun-ritsu no kendo seiritsu ni kansuru ichikōsatsu—toku ni harai gakke no kitei o megutte 四分律の揵度成立に關する一考察・特に波羅夷學悔の規定をめぐって [An Observation on the Formation of the Dharmaguptaka Vinaya Skandhaka with Special Reference to the Regulations Surrounding Pārājika Penance],” Journal of Indian and Buddhist Studies [Indogaku bukkyōgaku kenkyū 印度學佛教學研究], 49/2, (reverse pagination) [in Japanese] 923–921.
- 2001. “The Mūlasarvāstivāda Vinaya Muktaka 根本説一切有部目得迦,” Buddhist Studies [Bukkyō kenkyū 佛教研究], 30, 81–107.
- 2004. “Right Section, Wrong Collection: An Identification of a Canonical Vinaya Text in the Tibetan bsTan ’gyur—Bya ba’i phung po zhes bya ba (Kriyāskandha-nāma),” Journal of the American Oriental Society, 124/2, 335–340.
- 2004. “Vinaya Mātṛkā—Mother of the Monastic Codes, or Just Another Set of Lists? A Response to Frauwallner’s Handling of the Mahāsāṃghika Vinaya,” Indo-Iranian Journal, 47/2, 77–120.
- 2006. “Miscellaneous Musings on Mūlasarvāstivāda Monks: The Mūlasarvāstivāda Vinaya Revival in Tokugawa Japan,” Japanese Journal of Religious Studies, 33/1, 1–49.
- 2008. “The case of the nun Mettiyā reexamined: on the expulsion of a pregnant bhikṣuṇī in the Vinaya of the Mahāsāṅghikas and other Indian Buddhist monastic law codes,” Indo-Iranian Journal, 51/2, 115–135.
- 2009. “Locating Humour in Indian Buddhist Monastic Law Codes: A Comparative Approach,” Journal of Indian Philosophy, 37/4, 311–330.
- 2009. “Monks Who Have Sex: Pārājika Penance in Indian Buddhist Monasticisms,” Journal of Indian Philosophy, 37/1, 1–43.
- 2009. “When and Where is a Monk No Longer a Monk? On Communion and Communities in Indian Buddhist Monastic Law Codes,” Indo-Iranian Journal, 52/2–3, 115–141.
- 2013. “インド仏教における比丘尼の妊娠や僧院生活での母性をめぐって [On Pregnant Nuns and Monastic Motherhood in Indian Buddhism],” Tōyōgaku kenkyū 東洋学研究, 50, 241–242. Abstract of public lecture.
- 2016. “The ’Dul bar byed pa (Vinītaka) Case-Law Section of the Mūlasarvāstivādin Uttaragrantha: Sources for Guṇaprabha’s Vinayasūtra and Indian Buddhist Attitudes towards Sex and Sexuality,” Journal of the International College for Postgraduate Buddhist Studies, 20, 49–196.
- 2018. “Lost in Tibet, Found in Bhutan: The Unique Nature of the Mūlasarvāstivādin Law Code for Nuns,” Buddhism, Law & Society, 2 (2016–2017), 199–292.
- 2021. “On Some Curious Cases Where the Buddha Did Not Make a Rule: Palliative Care, Assisted Suicide, and Abortion in an Indian Buddhist Monastic Law Code,” International Journal of Buddhist Thought & Culture, 31/1, 13–113.
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presentations
- 2000. An Observation on the Formation of the Dharmaguptaka Vinaya Skandhaka with Special Reference to the Regulations Surrounding Pārājika Penance
- 2002. Hallowed Harrowing & Fields of Merit: Share-cropping Monks in Buddhist India
- 2005. Family matters in Indian monastic Buddhism
- 2006. Locating the Family in Homelessness: On Monastic Families in Indian Buddhism
- 2007. Creating Nuns Out of Thin Air: Problems and Possible Solutions concerning the Ordination of Nuns according to the Tibetan Monastic Code
- 2008. On the Role of Humor in Buddhist Monastic Law Codes
- 2009. Mahākāśyapa and His Wife: Ascetic Values in Indian Buddhist Monasticism
- 2010. Motherhood amidst the Sisterhood: Reading Inscriptional Evidence in Light of Buddhist Monastic Law Codes
- 2011. Guṇaprabha, Yijing, Bu sTon and the Lack of a Coherent System of Rules for Nuns in the Tibetan Tradition of the Mūlasarvāstivāda-vinaya
- 2011. On the Mūlasarvāstivādin Affiliations of the Bhikṣuṇī Vibhaṅga and Bhikṣuṇī Prātimokṣa Preserved in Tibetan
- 2011. On the Plurality of Vinaya Traditions in the Mūlasarvāstivāda and the Inconsistencies between the Tibetan Bhikṣuṇī Prātimokṣa and its Purported Canonical Commentary
- 2011. Religion at the Crossroads: Buddhist Monastic Attitudes toward Popular Indian Religious Practices
- 2011. The Good Monk and his Wife are Seldom Parted: Reflections on Married Monks in Indian Buddhism
- 2011. Towards a Comparative Study of the Sarvāstivāda- and Mūlasarvāstivāda-vinayas: A Preliminary Survey of the Kathāvastu embedded in the Uttaragrantha
- 2012. An Unnoticed Collection of Indian Buddhist Case Law: The ’Dul bar byed pa of the Mūlasarvāstivādin Uttaragrantha
- 2012. Multiple Mūlasarvāstivādin Monasticisms: On the Affiliation of the Tibetan Nuns' Lineages and Beyond
- 2012. On Pregnant Nuns and Monastic Motherhood in Indian Buddhism
- 2012. On the Problems Surrounding the Bhikṣuṇī Prātimokṣa Traditions Preserved in Tibetan: Pelliot tibétain 891 and 892 (*Ārya-sarvāstivādi-mūla-bhikṣuṇī-prātimokṣa-sūtra)
- 2012. The Bhikṣuṇī Vinaya preserved in Tibet and some manuscripts from Dunhuang
- 2013. In All the Wrong Places: Sources for a History of Indian Buddhist Attitudes toward Sexuality and the Development of the 'Best Book' of Monastic Law
- 2013. Muddled Mess: the Mūlasarvāstivādin Monastic Code for Nuns
- 2016. The Unique Nature of the Mūlasarvāstivādin Vinaya Corpus
- 2017. On the Nun-Friendly Vinaya Manuscript Traditions of Bhutan and their Relationship to Indian Vinaya Commentaries
- 2019. A Short Survey of the Tibetan Dunhuang Manuscripts Identified as Containing Prātimokṣa Texts
- 2019. Don’t Judge a Book by its Cover: A Brief Survey of Select Vinaya Texts from Dunhuang
- 2023. Points for Arbitrators to Ponder when Adjudicating Sticky Situations: On the Merv Vinaya Manuscript and its relationship to Various Vinaya Texts
- 2023. Searching for Authority in Vinaya Matters: On the Sanskrit Merv Manuscript and its Parallels in the Vinaya in Ten Recitations (十誦律) and the so-called Vinaya-mātr̥kā-sūtra (毘尼母經).
- 2025. A Brief Survey of the Vinayamātṛkās
- 2025. The Sūtra on Gravity of Retribution for Transgression of Precepts: A Short Text on the Hellish Torment Awaiting Monks and Nuns Who Break the Rules