Yokohama Tire Retread Company (formerly Sanyo Retread)
| 2012～2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|
| Tree planting date | |||||
| Number of trees planted | 150 | ||||
| Number of participants | 21 | ||||
| Planting area (m2) | 53 | ||||
| Home-grown seedlings rate (%) | |||||
| Total number of trees planted | 150 | 150 | 150 | 150 | 150 |
| Total number of participants | 21 | 21 | 21 | 21 | 21 |
| Number of saplings provided to the outside | 0 | 0 | 0 | 0 | 0 |