About Us

 SOYMIL Inc is a social enterprise that champions the Grow-Our-Own-Food movement in cities around the world to improve food sustainability and resilience, starting locally in Tokyo, Japan.

ROOF Compost :  

Turns your peels, stalks, and leftovers into nutrient-rich grounds.

Composting is a process in which organic material is broken down by bacteria and other soil biodiversity via decomposition. The resulting material is called compost, which is a valuable organic soil amendment, and mulch. Using ROOF Compost is a good way to use kitchen waste and is a cheap way to make organic matter for soil improvement.

Takes weeks to fill

Minimize trips to the curb and lighten garbage day with a 1.5L capacity. ROOF Compost make you conscious of food waste. you will  buy fewer groceries and reducing the amount of food that goes bad in the fridge.

Smells like...nothing

Does indoor compost smell? Indeed, anyone who has ever left the garbage bag in their kitchen after a few days of cutting up some vegetables can tell you that it’s going to smell after a while. State-of-the-art carbon odor filtration means no smells. At all. ROOF Compost help gardeners and zero-waste enthusiasts their composting life. 

ROOF Urban Garden :   

We design, build and maintain food gardens in Japan's urban cities, which include restaurants, hotels, schools, residences, and more. We have transformed ornamental gardens into beautiful and productive spaces full of food; turning ordinary lawns into flourishing food forests, and barren rooftops into lush herb and vegetable farms.