KDDI KO05 User Manual

About this manual

This manual provides step‑by‑step instructions for using the KO05 mobile phone, covering basic functions such as making calls, using the camera, sending e‑mail, and accessing health‑step counters. It also explains the Easy Mode interface that simplifies frequently used features for new users.

Additional sections cover safety and etiquette, battery maintenance, charging recommendations, waterproof and dust‑proof specifications, and contact information for KDDI customer support. This manual is written in Japanese.

What's inside

• Easy Manual Overview
• Manners and Usage Restrictions
• Basic Phone Functions
• Easy Mode vs Normal Mode
• Power, Signal and Battery Checks
• Charging Equipment and Battery Life
• Contact Information

Specifications

Frequently asked questions

How do I switch from Easy Mode to Normal Mode?

From the Easy Mode standby screen, select "設定", then choose "通常モード切替" and confirm with "はい".

What type of charger should I use for the KO05?

Use only the charger specified by au; using non‑specified chargers may damage the device or degrade the battery.

Where can I find the English version of the manual?

The English version can be downloaded from the au website about one month after the product’s release.