On September 18, 2021, Br. John Michael O. Dion Sch. P. of the Holy Spirit, during the canonical visit of the provincial superior, solemnly offered himself to the Order of the Pious Schools. It was held in the chapel of Calasanz de Davao Academy, Bgy. Baliok, Talomo District Davao City.

It was attended by Kiblawan Community, directed by Fr. Efren Bundoc Sch. P. and its community members, and Davao Community, headed by Fr. Dindo Pescos Sch. P. There were few invited visitors, benefactors, the former parish priest of Holy Family Parish, and some staff and teachers of Calasanz de Davao Academy.

Fr. Miguel Artola Otamendi Sch. P., the provincial superior of Asia Pacific, presided over the Eucharistic celebration together with the Piarist priests and one deacon. He exceedingly emphasized the role of a Piarist in the life of children, especially to Br. John Michael Dion Sch. P. the significance of being a pedagogue and a mystagogue.

Rolan Felices Sch. P.