Theme
Water conservation
In the Sustainable Challenge, you can earn Gem Berries (gem-colored berries) corresponding to the color of each theme. Accumulating Gem Berries allows you to exchange them for special rewards and gifts. Clear each chapter within a theme to collect Gem Berries of various colors!
| Name | Gem color | Light color | Berry-earning articles | Birth month |
|---|---|---|---|---|
| amethyst amethyst | #8c52ff |
#8c52ff
|
2 | |
| aquamarine aquamarine | #26bde2 |
#7cd8ed
|
3 Other ways to save water in your daily life [aquamarine] 3 Laundry [aquamarine] 3 Water Usage in the Home [aquamarine] |
3 |
| emerald emerald | #3f7e44 |
#6db571
|
2 Cooling [emerald] 3 Lighting [emerald] 2 refrigerators [emerald] 2 Tankless water heaters, water heaters, and bathtubs [emerald] 3 Choosing Eco-Friendly Transportation Methods [emerald] 3 Health Benefits [emerald] 4 Effects of Eco-Driving [emerald] |
5 |
| garnet garnet | #c5192d |
#e95868
|
1 | |
| lapislazuli lapislazuli | #19486a |
#2c7eb8
|
4 Impact on global warming [lapislazuli] 3 Recycle [lapislazuli] 3 Substitutable items [lapislazuli] |
12 |
| morganite morganite | #dd1367 |
#f1649f
|
4 | |
| pearl pearl | #dda63a |
#ebca8e
|
3 Incinerated and Landfilled Clothing [pearl] 2 Mass Disposal Issues [pearl] 1 Fashion and Environmental Impact [pearl] 1 I'm going to take good care of the clothes I have now and wear them for a long time. [pearl] 2 Enjoy fashion with reuse! [pearl] 3 Think ahead before you buy. [pearl] Let's take a good look at how it's made. [pearl] 2 Regarding International Certifications [pearl] 3 Let's recycle clothes. [pearl] |
6 |
| peridot peridot | #56c02b |
#92de71
|
8 | |
| ruby ruby | #a21942 |
#e03c6e
|
3 Things You Can Do to Prevent Diabetes [ruby] 3 Things You Can Do to Prevent Dementia [ruby] 2 What can be done for early detection and prevention? [ruby] 3 How to Improve Sleep Quality [ruby] 4 Heatstroke [ruby] 3 In Case of Emergency: How to Use an AED [ruby] |
7 |
| sapphire sapphire | #00689d |
#00aaff
|
9 | |
| topaz topaz | #bf8b2e |
#ddb673
|
4 What if a light bulb burns out? [topaz] |
11 |
| tourmaline tourmaline | #4c9f38 |
#82cb70
|
3 Benefits of Biodiversity [tourmaline] 3 Four Crises Facing Japan's Biodiversity (Part 2) [tourmaline] 3 Review of consumption behavior [tourmaline] |
10 |
環境
Efforts to Reduce Environmental Impact
Social
Contribution to Society and Communities
統治
Collaboration with Stakeholders
SDG activities
Facility Information
Support
Terms and Security
Community Portal
This website offers opportunities for communication with members and actions necessary for sustainability initiatives through our unique ESG activities.
Newsletter
Copyright © 2026 CAVANA コミュニティポータル. Powered by Shopify