Nature Heart Laboratory

We seek for, research on, and publishing ways to protect nature.


Highly Essential, Light, Itsy-bitsy Window Manager for X Window System. It is designed to be one of the most efficient, essential, and smallest window manager in the world.
Nature Oriented Computing
A document which introduces how to use computers more efficiently to save electricity, thus saving natural resources.

Nature links

Copyright (C) 2001-2006 Hidetoshi Ohtomo <>. All rights reserved.
May this planet continue to be earth as long as possible.