This issue can occur after each restart. To avoid this,
follow these steps one time:
- From the Apple menu, choose System Preferences.
- From the View menu, choose International.
- Select any third-party Japanese input methods, such as ATOK, from the list of keyboard layouts, input methods, and palettes.
- Close International preferences.
- From the Input menu (generally looks like a flag in the menu bar), choose the third-party input methods.
- From the Input menu, choose Open International.
- Deselect Kotoeri in the list of keyboard layouts, input methods, and palettes