$ sudo apt-get update
$ sudo apt-get install libkakasi2 

libkakasi2 is installed in your system.

Make ensure the libkakasi2 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libkakasi2 *

You will get with libkakasi2 package name, version, architecture and description in a table

libkakasi2 package basic information: