What languages do you offer customer support in? January 27, 2019 05:49 Updated We currently offer customer support in English, Japanese and Indonesian. Due to a high volume of phone calls, we recommend lodging a support ticket or getting in touch through live chat. Related articles What customer support hours are available? Can I withdraw my Zentrader cashback bonus? Can I trade Zentrader options during the weekends? Where can I make a complaint about a trade or service received?