$ sudo apt-get update
$ sudo apt-get install libgcj-bc 

libgcj-bc is installed in your system.

Make ensure the libgcj-bc package were installed using the commands given below,

$ sudo dpkg-query -l | grep libgcj-bc *

You will get with libgcj-bc package name, version, architecture and description in a table

libgcj-bc package basic information: