You could try these: https://www.amazon.com/PIN-PANEL-MOUNT-MICROPHONE-CONNECTOR/dp/B00H57AJEI/ref=mp_s_a_1_6?sr=8-6
https://www.amazon.com/5-PIN-CB-MICROPHONE-PLUG/dp/B00H573MO2/ref=mp_s_a_1_1?sr=8-1
Both of these match up nicely and are rather beefy though they don’t actually say the current rating.
There’s also these that are rated for 300V 15A https://www.amazon.com/5-08mm-Terminal-Connector-Pluggable-Connector-Phoenix/dp/B0CM3Y1WS5/ref=mp_s_a_1_1?sr=8-1
There are vending machines but they generally don’t serve hot food or nearly the same amount of variety as Japanese machines do. Usually only soft drinks and shelf-stable snacks like candy bars, chips, cookies or crackers.