Bio Toilet Violet

No need for pumping! No need for cleaning water! No need for substrate replacement! Easy installation without plumbing work. Ideal for temporary toilets, parks, mountain cabins, and vehicles.

last updated Jul 10, 2020

Star Engineering Co., Ltd. Business Introduction

A company that seeks the richness of the heart and can contribute to society through its prosperity.

last updated Sep 17, 2020

Bio toilet "Violet BT-L type" for 40 uses per day

No need for pumping! No need for cleaning water! No need for substrate replacement! For temporary toilets, parks, mountain huts, and vehicles.

last updated May 13, 2022

Bio Toilet Violet [Solar Model]

A bio-toilet that operates independently with solar power. Ideal for mountain cabins, nature parks, and during disasters.

last updated Oct 07, 2013

[Trivia Information] Bio Clean News May 2018 Issue

Our bio-toilets are being used in various fields. Here are some examples!

last updated Aug 19, 2019

[Trivia Information] Bio Clean News November 2018 Edition

A case study on the introduction of solar-powered bio-toilets to mountain cabins has been published!

last updated Nov 13, 2020

[Trivia Information] Bio Clean News September 2018 Issue

Published about the export of food waste processors and bio-toilets overseas!

last updated Nov 13, 2020

[Trivia Information] Bioclean News March 2019 Edition

We will publish the main custom orders, modifications, and ongoing experimental projects we have received so far!

last updated Nov 13, 2020

[Trivia Information] Bio Clean News May 2019 Issue

Explaining the bio toilet "Violet"! We also introduce how to use a kitchen waste processor effectively.

last updated Nov 13, 2020

Bio Toilet "Violet BT-S Type" for 20 uses per day

No need for pumping! No need for cleaning water! No need for substrate replacement! For temporary toilets, parks, mountain huts, and vehicle use.

last updated May 16, 2024

Compost toilet for caregiving that incorporates elements of a one-person sofa.

A design that feels at home even when placed in a room, like a single-seater sofa! Regular maintenance is only about once a month, just take out the accumulated materials!

last updated May 12, 2023

Bio Toilet "Violet BT-L Type" for Events

No need for pumping, cleaning water, or substrate replacement! Solving toilet issues at events.

last updated Feb 10, 2026

Bio Toilet "Violet BT-L Type" for Campgrounds

No need for water for pumping or cleaning! Easy to install! Solving the toilet problem at campsites!

last updated Feb 10, 2026