The 2023 Asia-Pacific Regional IAU Meeting (APRIM 2023) is taking place this week in Koriyama, Japan. In addition to a number of parallel sessions, each day featured a plenary session with a topical presentation on a topic of general interest. Wednesday’s plenary talk was given by Natasha Hurley-Walker (ICRAR/Curtin), who described the recent discovery of long-period transient sources with the Murchison Widefield Array,