>>20442628His online aliases include:
昔 Mukashi, a translation of Archaic into Japanese;
折橋 守 Orihashi Mamoru, a translation of Liam Pomfret into Japanese, and the name he went by amongst friends when he still lived in Japan;
岩橋 守 Iwahashi Mamoru, an older variant of the above; and
GirafarigBG, an old "BG name" from the early days of Bulbagarden when all staff adopted similar monikers.
He is also occasionally known as Arcy, Archie, ムカちゃん, Muka-chan, and as of late, 守くん Mamoru-kun, and, among Bulbagarden staff, the Aussie.