ciso software package provides Tool to convert Sony PSP iso to ciso, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ciso
ciso is installed in your system.
Make ensure the ciso package were installed using the commands given below,
$ sudo dpkg-query -l | grep ciso *
You will get with ciso package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Utilities |
| Package | ciso |
| Version | 1.0.0-0ubuntu2 |
| Description | Tool to convert Sony PSP iso to ciso |
| Sub Section | Utils |