| Solar Cells | World Record Efficiency (%) | Japanese Contribution |
| Mono crystal Si | 26.7 | Kaneka |
| Concentrator Si | 27.6 |
|
| Poly crystal Si | 22.3 |
|
| a-Si | 10.2 | AIST |
| μc-Si | 11.9 | AIST |
| Thin-film Si triple-junction tandem | 14.0 | AIST |
| CuInGaSe2 | 22.35 | Solar Frontier |
| CdTe | 22.1 |
|
| GaAs | 29.1 |
|
| Concentrator GaAs | 29.3 |
|
| III-V dual-junction | 32.8 |
|
| Concentrator III-V dual-junction | 35.5 |
|
| III-V tripole-junction | 37.9 | Sharp |
| Concentrator III-V triple-junction | 44.4 | Sharp |
| Concentrator III-V quad-junction | 46.0 |
|
| III-V penta-junction | 38.8 |
|
| III-V hexa-junction | 39.2 |
|
| Concentrator III-V hexa-junction | 47.1 |
|
| Perovskite | 24.2 |
|
| Dye-sensitized | 11.9 | Sharp |
| Organic | 11.2 | Toshiba |