!QUALICO 2023 Quantitative Linguistics Conference 2023, Lausanne, Switzerland, June 28-30 https://wp.unil.ch/qualico2023/ Day 2 : Thursday 29 june 11:30-12:00 Saeko Komori, Masatoshi Sugiura, Ramon Ferrer-i-Cancho, Lluís Alemany-Puig and Wenping Li Syntactic development and optimality of dependency distances for Japanese as a second language