Prof. Washizaki and Prof. Yoshioka visited Polytech Montreal and Concordia Univeristy to have research collaboration with Prof. Foutse, Prof. Yann, Prof. Naouel and more, in ML software engineering and other areas from Sep 19th to 21st 2022. Prof. Washizaki gave a talk about machine learning software engineering and ML design patterns, at Polytechique Montreal and Concordia University. Furthermore, Prof. Washizaki and Prof. Yoshioka visited Prof. Krzysztof, Prof. Mei and more at Waterloo University to have intensive discussions on machine learning software engineering, safety analysis and code change patterns from Sep 22nd to 23rd. Thank you for hosting us and see you next time!