- (7–9 September 2023) ‘The healing imagery and its function in Roman North Africa,’ paper given at the APECSS 13th Annual Conference ‘Pluralistic Contexts in Early Christianity,’ Trinity Theological College, Singapore.
- (28–30 May 2023) ‘Augustine’s City of God and its Psychagogical Function,’ paper given at the Annual Meeting of the Canadian Society of Patristic Studies, as a Virtual Attendee, York University, Toronto, Ontario, Canada.
- (29–31 May 2022) ‘Martyrdom in time of peace and the relation of Christian identities to parrhesia,’ paper given at the Annual Meeting of the Canadian Society of Patristic Studies, Virtual Online Conference.
- (26–28 May 2022) ‘The cura animarum of Augustine in the City of God,’ paper given at the North American Patristic Society 2022 Annual Meeting Session 13A (virtual only), Hyatt Regency Chicago, Chicago, IL, USA.
- (22–23 October 2021) ‘‘Peregrinatio’ as Spiritual Formation in the Letters of Augustine,’ paper given at the 15th International Conference of the Taiwan Association of Classical, Medieval and Renaissance Studies, Virtual Online Conference.
- (30 May–1 June 2021) ‘Augustine’s quest for peace and its relevance in his Sermones ad populum,’ paper given at the Annual Meeting of the Canadian Society of Patristic Studies, Virtual Online Conference.
- (24–25 May 2021) ‘Medical Imagery and the cura animarum in the Letters of Augustine,’ paper given at the ReMeDHe Standalone Conference, Virtual Online Conference (12–3 pm CST).
- (6-7 December 2019) ‘Jerusalem in Augustine’s Sermones ad populum: Its Textual Dimensions to the Construction of Christina Identity’, invited paper given at The Philosophy of Early Christianity in the Era of Digitalisation, Fu Jen Catholic University, Taipei City, Taiwan.
- (19-23 August 2019) ‘Augustine and the Guidance of Souls’, plenary lecture delivered at XVIII. International Conference on Patristic Studies, Oxford, UK.
- (13–15 September 2018) ‘North African Way of Approaching to Medical Healing and the ‘Plague of Cyprian’, APECSS 12th Annual Conference “Health, Well-Being, and Old Age in Early Christianity, Okayama University, Okayama, Japan.
- (27–29 May 2018) ‘Tertullian’s Way of Approaching to Medicine and the Health of Human Soul’, Annual Meeting of the Canadian Society of Patristic Studies, University of Regina, Regina, Saskatchewan, Canada.
- (24–26 May 2018) ‘Augustine and the quest for ‘peace’ in the communities of Roman North Africa’, North American Patristic Society 2018 Annual Meeting, Hyatt Regency Chicago, Chicago, IL, USA.
- (26–29 March 2018) ‘Augustine’s De ordine Revisited’, Interdisciplinary 4-day workshop on the theme “Augustine’s De Ordine: Philosophical, Historical and Theological Perspectives,” organised by Dr Anna Marmodoro, The Throne, Weobley, Herefordshire, England, UK.
- (29 January–2 February 2018) ‘Constructing the Sacred in Late Antiquity: Jerome as a Guide for Christian Identity’, 39th Australasian Society for Classical Studies conference, University of Queensland, Brisbane, QLD, Australia.
- (22–24 September 2017) ‘Tertullian’s Understanding of Sacred Places and the Differentiation of Christians from Pagans’, Asia-Pacific Early Christian Studies Society 11th Annual Conference, Australian Catholic University, Melbourne, VIC, Australia.
- (31 May–3 June 2017) ‘Tertullian and the Beginning of the Metaphysics of Light in North African Christianity’, International Conference “Ocularism and the Metaphysics of Light: Metaphors of Light and Vision across Time and Context,” Catholic University of Leuven, Belgium.
- (25–27 May 2017) ‘Tertullian’s Approach to Medicine and the Care of Souls’, North American Patristic Society 2017 Annual Meeting, Hyatt Regency Chicago, Chicago, IL.
- (25 February–1 March 2017) ‘The reception and (dis-)assimilation of patristic literature in early modern Japan’, International Conference “Ancient Thought from a Global Perspective: Human Freedom and Dignity”, Canterbury Cathedral Lodge, Canterbury, UK.
- (21–22 October 2016) ‘Augustine on Friendship: Some Remarks on the Letters with Christian and Pagan Intellectuals’, 10th International Conference of the Taiwan Association of Classical, Medieval and Renaissance Studies, National Pingtung University, Pingtung, Taiwan.
- (23–24 September 2016) ‘Deification and the Foundation of Spiritual Progress in John Chrysostom and Augustine’, The Seventh St Andrew’s Patristic Symposium “Saint John Chrysostom,” St Andrew’s Greek Orthodox Theological College, Sydney, NSW.
- (9–11 September 2016) ‘The Provisional Reception of Patristic Authors in 16th-Century Japan’, Asia-Pacific Early Christian Studies Society 10th Annual Conference “Survival of Early Christian Traditions,” State University of Aerospace Instrumentation, St Petersburg, Russian Federation.
- (31 May 2016) ‘Augustine’s Friendship and the Shared Vision: The Correspondence between Augustine, Flavius Marcellinus, and Volusianus’, Annual Meeting of the Canadian Society of Patristic Studies, University of Calgary, Calgary, AB.
- (27 May 2016) ‘Jerusalem and the Landscape of Sacred Geography in the Sermons of Augustine’, North American Patristic Society 2016 Annual Meeting, Hyatt Regency Chicago, Chicago.
- (4-5 March 2016) ‘Deification and the Spiritual Progress in Chrysostom and Augustine’ Annual meeting of the Centre for Early Christian Studies, Australian Catholic University, Brisbane, QLD.
- (10-14 August 2015) ‘Christian and Pagan Identities and Their Relationship with the Spiritual Training in the Letters of Augustine’ XVII. International Conference on Patristic Studies, Oxford University, Oxford.
- (8-10 April 2015) ‘Christian and/or Pagan Identities and Their Relationship with the Spiritual Exercise in the Sermons of Augustine,’ Ministerium Sermonis III. An International Colloquium on North African Patristic Sermons, Augustinian Historical Institute, Malta.
- (26-29 March 2014) ‘Augustine’s Spiritualisation of Almsgiving and its Relation to the View of Society’, Shifting Frontiers in Late Antiquity XI, University of Iowa, Iowa City.
- (6-7 March 2015) ‘Augustine’s Psychological Configuration of Almsgiving and its Correlation with the View of Society,’ Annual meeting of the Centre for Early Christian Studies ‘Agency and Power in Early Christian Social and Church Issues,’ Australian Catholic University, Brisbane.
- (26-27 September 2014) ‘Spiritual Itinerary of the Soul to God in Gregory of Nyssa and Augustine’, St Andrew’s Patristic Symposium 2014, St Andrew’s Greek Orthodox Theological College, Sydney.
- (6 September 2014) ‘Christian and/or Pagan Identities in the Sermons of Augustine’, Asia-Pacific Early Christian Studies Society 9th Conference, Toyo Eiwa University, Yokohama.
- (25 May 2014) ‘The Conflict and the Applicability of the Christian and/or Pagan Identities in the Letters of Augustine’, Annual Meeting of the Canadian Society of Patristic Studies, Brock University, St Catharines.
- (22 May 2014) ‘The Basis for Christian Identity: “Spiritual Exercises” in the North African Church AD 250–320’, North American Patristic Society 2014 Annual Meeting, Hyatt Regency Chicago, Chicago.
- (7 March 2014) ‘Funded Grant-in-Aid for Scientific Research (Kakenhi) Project: Scriptural Exegesis in Augustine’, Annual meeting of the Centre for Early Christian Studies, Australian Catholic University, Brisbane.
- (4 October 2013) ‘Augustine’s quest for perfection and the encounter with Vita Antonii’, Early Christian Centuries 1: Men and Women in Early Christianity, Australian Catholic University, Melbourne.
- (5 June 2013) ‘Augustine’s understanding of the soul, the immortality, and the discipline in De immortalitate animae’, Annual Meeting of the Canadian Society of Patristic Studies, University of Victoria, Victoria.
- (24 May 2013) ‘What Augustine Suggested: The Dramatis Personae of the Cassiacum Dialogues’, North American Patristic Society 22nd Annual Meeting, Holiday Inn Chicago Mart Plaza, Chicago.
- (6 July 2012) ‘Augustine’s Interpretation of a Passage from Romans in his Early Works’, Asia-Pacific Early Christian Studies Society 7th Conference, Presbyterian College and Theological Seminary, Seoul.
- (29 May 2012) ‘Augustine’s Evolving Commentaries on the Pauline Epistles’, Annual Meeting of the Canadian Society of Patristic Studies, Wilfrid Laurier University, Waterloo.
- (25 May 2012) ‘Spiritual Exercises in Augustine’s Later Works’, North American Patristic Society 21st Annual Meeting, Holiday Inn Chicago Mart Plaza, Chicago.
- (7 February 2012) ‘Training for Christian Identity: Spiritual Exercises in Tertullian’, 33rd Australasian Society for Classical Studies Conference, Hellenic Museum, Melbourne.
- (9 August 2011) ‘The Significance of the Sortes in Augustine’, 16th International Conference on Patristic Studies, Oxford University, Oxford.
- (12 July 2011) ‘Augustine’s Spiritualisation of the Poor in an Era of Crisis’, The 18th International Medieval Congress, Weetwood Hall, The University of Leeds, Leeds.
- (31 May 2011) ‘The Exegesis of Genesis in the Early Works of Augustine’, Annual Meeting of the Canadian Society of Patristic Studies, St. Thomas University, Fredericton.
- (3 March 2011) ‘Augustine’s Spiritualisation of the Poor in an Era of Crisis’, Joint Japanese-Australian Seminar on Crisis in Late Antiquity, Australian Catholic University, Brisbane.
- (8 July 2010) ‘The exercitatio animi (or exercitatio mentis) of Augustine in the City of God’, Prayer and Spirituality in the Early Church 6th International Conference, Australian Catholic University, Melbourne.
- (30 May 2010) ‘Spiritual Exercises in the Sermons of Augustine’, Annual Meeting of the Canadian Society of Patristic Studies, Concordia University, Montréal.
- (28 May 2010) ‘The Evolving View of the ‘religion’ in Augustine’s Early Works’, North American Patristic Society 20th Annual Meeting, Holiday Inn Chicago Mart Plaza, Chicago.
- (19 March 2010) ‘The Use of the Poor and Poverty in Augustine’s City of God’, The First International Conference of the Patristic Society in Korea, in conjunction with the Annual Joint Conference of the Korea Church History Society and the Korea Historical-Theological Society, Presbyterian College and Theological Seminary, Seoul.
- (17 October 2009) ‘Christianae vitae otium in Augustine’s De academicis’, 34th International Patristic, Medieval, and Renaissance Studies Conference, Villanova Conference Center, Radnor.
- (10 September 2009) ‘Spiritual Exercises in the Letters of Augustine’, Asia-Pacific Early Christian Studies Society 5th Conference, Tohoku Gakuin University, Sendai.
- (31 January 2009) ‘Rhetorical Approach to the Poor and Poverty in Augustine’s Enarrationes in Psalmos’, Annual Meeting of the Centre for Early Christian Studies, Australian Catholic University, Brisbane.
- (3 October 2008) ‘Peregrinatio animi and the peregrinus Image in the Letters of Augustine’, Australian Early Medieval Association, Fifth Annual Conference, Sebel Conference Suites, Brisbane.
- (9 January 2008) ‘The Emergence of Poverty in Augustine’s Early Works’, Prayer and Spirituality in the Early Church, 5th International Conference, Australian Catholic University, Melbourne.
- (20 October 2007) ‘Friendship and the Reading Experience in Augustine’, 32nd International Patristic, Medieval, and Renaissance Studies Conference, Villanova Conference Center, Radnor.
- (9 August 2007) ‘Augustine’s Scriptural Exegesis in De genesi ad litteram imperfectus liber’, 15th International Conference on Patristic Studies, Oxford University, Oxford.
- (12 November 2006) ‘The Exegetical Practice in Augustine’s De genesi ad litteram imperfectus liber’ (in Japanese), Japanese Society of Medieval Philosophy 55th Annual Conference, Keio University, Yokohama.
- (30 September 2006) ‘Augustine’s Scriptural Exegesis in De sermone domini in monte’, Western Pacific Rim Patristic Society 3rd Conference, Nanzan University, Nagoya.
- (29 April 2006) ‘The Immortality of the Soul in Augustine’s De immortalitate animae’ (in Japanese), Kyodai Studies in Medieval Philosophy 185th Seminar, Kyoto University, Kyoto.
- (9 July 2005) ‘Augustine on the Friendship and the Ascent Towards God’, Prayer and Spirituality in the Early Church 4th International Conference, Australian Catholic University, Melbourne.
- (28 May 2005) ‘The Prayer of Augustine’s Soliloquia’ (in Japanese), Kyodai Studies in Medieval Philosophy 179th Seminar, Kyoto University, Kyoto.
- (26 September 2004) ‘Augustine’s First Exegesis and the Divisions of Spiritual Life’, Western Pacific Rim Patristic Society, Inaugural Conference, University of the Sacred Heart, Tokyo.
- (28 June 2003) ‘Scriptural Exegesis and the Ascent of the Soul: Augustine’s De genesi contra manichaeos’ (in Japanese), Japanese Society for Patristic Studies 105th Seminar, University of the Sacred Heart, Tokyo.
- (28 September 2002) ‘Self-knowledge and Disciplines in the De ordine of Augustine’ (in Japanese), Kyodai Studies in Medieval Philosophy 162nd Seminar, Kyoto University, Kyoto.
- (10 March 2001) ‘What is the Beginning of his Search for the Truth: the Analysis of Augustine’s Cassiciacum Dialogues’ (in Japanese), Aristotelian Seminar Annual Meeting, Keio University, Tokyo.
- (13 November 1999) ‘Intentionality of the Search for the Will: Augustine’s De libero arbitrio’ (in Japanese), Japanese Society of Medieval Philosophy 48th Annual Conference, Eichi University, Amagasaki.
- (17 May 1999) ‘Via philosophiae in the Early Dialogues: Augustine’s De beata vita preface’ (in Japanese), Society of Philosophy of Tokyo Metropolitan University 23rd Annual Meeting, Tokyo Metropolitan University, Tokyo.
- (11 November 1995) ‘Freedom and its Basis: Augustinian Search for the Free Choice of the Will’ (in Japanese), Japanese Society of Medieval Philosophy 44th Annual Conference, Okayama University, Okayama.
Those papers underlined titles are linked to PDFs on this website.