How do I?

Follow these simple steps;

1. Access i-mode by clicking the yellow "i" button on your i-mode device
2. Select "i-Menu"
3. Select "My i-mode" from the menu
4. Select "i-mail settings"
5. Select "i-mail filter"
6. Select the appropriate filter type from the list and follow the instructions

You can check the filters that you currently have on your i-mail account by selecting "filter used at this moment" in the "i-mail settings" menu.