Introducing a grass cutting reduction method unique to slope greening manufacturers for weed control!

By growing special plants with short grass height, we create an environment that is difficult for weeds to thrive in!

last updated Nov 02, 2023

[Test Results] We will report on the erosion prevention effectiveness of the vegetation mat for erosion control.◎

■■Prevention of sediment inflow into rivers and other bodies of water■■■■Suppression of muddy water generation■■

last updated Jun 12, 2024

[Latest] Rontai Co., Ltd. "Comprehensive Catalog of Slope Greening"

This is the comprehensive catalog of Rontai Co., Ltd.! It includes not only our own products such as vegetation sheets, mats, and sandbags, but also information on the necessity of slope greening.

last updated Jan 15, 2026

Erosion Control Type Zoysia Grass "Lawn Keeper" [For Embankment Use]

Numerous achievements in solar power generation sites. Significant erosion prevention effect.

last updated Oct 30, 2025

Market unit price product: Vegetation sheet (environmental product) biodegradable Ronquet Ace

■■Biodegradable products■■Reduce maintenance management of slopes■■

last updated Jun 12, 2024

Vegetation Soil Bag "Makura Green Bag"

■■ Elongated shape for preventing shoulder erosion ■■ Greening of the backfill area ■■

last updated Apr 26, 2024

Construction Case Study Collection: Straw-Matted Turf "Ronket Wara"

◆◆Rontai's standard products◆◆ Proven performance in many embankment slopes◆◆

last updated Jun 12, 2024

[Construction Case Studies] Vegetation Sheet for Embankment "Ronquet Ace"

◆◆Market Price Products◆◆ Ideal for Lean Land ◆◆

last updated Jun 12, 2024

[Construction Case Studies] Soft Rock I / Hard Soil Vegetation Mat 'Ronquet DX'

◆◆Optimal early greening for disaster recovery◆◆ No large machinery required◆◆

last updated Jun 12, 2024

[Construction Case Studies] Soil Cutting Vegetation Mat 'Double Ronquet Anaconda'

◆◆Market Price Products◆◆ Ideal for slopes with low soil nutrients ◆◆

last updated Jun 12, 2024

[Construction Case Studies] Soft Rock I / Hard Soil Vegetation Mat 'Shiroku Mat'

◆◆Achieving greening in soil that was difficult to green◆◆Effects of vegetation promotion using palm nets◆◆

last updated Jun 12, 2024

[Construction Case Studies] Vegetation Sandbags 'Green Bag'

◆◆Popular products from Rontai◆◆ Fully equipped with seeds and fertilizers ◆◆

last updated Jun 12, 2024

Vegetation mat for soft rock and hard soil 'Ronquet DX' *Case study collection available

◇Active in disaster recovery sites◇For early greening◇

last updated Jun 12, 2024

Ron Tai's straw-wrapped product lineup

Here is the list of products made using natural resource "Wara"! ◎

last updated Mar 29, 2024

Rontai Seed Comprehensive Catalog

We offer a wide variety of native grasses, woody plants, and non-native grasses (tall and short)!

last updated Nov 06, 2025

Fiber net (with fertilizer bag) "Double Anaconda Net I-40"

■■Spray Application Net■■Market Unit Price Product■■

last updated Jun 12, 2024

Small area spray application material 'Rontai Seed'

Greening with a bucket and watering can - Ideal for small-scale sites.

last updated Nov 20, 2023

Vegetation Bag "Bejitai" for Cutting and Embankment Soil

Using site topsoil, establishing planting with local species.

last updated Nov 20, 2023

"Forest Taro" - Vegetation mat for thinning timber use.

■■Greening effect of thinning materials■■Contributing to the conservation of forest environments■■

last updated Jun 12, 2024

Market unit price product: Turf for embankment "Rontai"

■■Long-selling product■■Striated greening■■

last updated Jun 12, 2024

Net-attached turf for embankment use 'Ronquet Net'

- Lightweight and excellent workability - Inexpensive and high cost-performance

last updated Jun 12, 2024

Market unit price product: Vegetation sheet for embankments 'Ronquet Ace Jeep'

Stable seed germination Optimal for dry soil

last updated Jun 12, 2024

Vegetation mat 'Ronkett DX' for soft rock I and hard soil use

Early greening for disaster recovery - Achieving speedy construction.

last updated Jun 12, 2024

【Fill Soil Use】Naturally Decomposable Turf "Roncquet de Agrin"

■■Biodegradable materials■■Reduction of entanglement in grass trimmers■■

last updated Jun 12, 2024

Embankment Use" Net with Straw Attached Turf "Mosquet

■■Preventing straw scattering■■Less product loss■■

last updated Jun 12, 2024

Cutting Soil Use" with Water Absorption Bag Attached, "Lonkett Spider

■■Erosion prevention using water-absorbent bags■■ Effective for easily dry soil■■

last updated Jun 12, 2024

Vegetation Bag "Green Base" for Cutting and Embankment

■■Striped greening■■ Can be combined with other vegetation methods■■

last updated Nov 20, 2023

Vegetation mat 'Shirokumatt' for soft rock I and hard soil for cutting earth

■■Equivalent effect to vegetation substrate spraying work■■ Adheres well to steeply sloped surfaces■■

last updated Jan 15, 2026

Erosion control vegetation sheet "Kilket S type" for cut and fill.

■■Maximum erosion prevention effect of embankment products■■Prevention of sediment runoff into rivers and other bodies of water■■

last updated Oct 28, 2025

Soil Cutting Use Erosion Control Vegetation Mat "Kilket M Type"

■■Maximum erosion prevention effect of long-tie■■ Optimal for cut slope surfaces with low soil nutrients■■

last updated Aug 16, 2024