| System | Closed-path system |
| Wind speed | Three-dimensional sonic anemometer-thermometer (SAT-550, KAIJO) |
| Air temperature | Three-dimensional sonic anemometer-thermometer (SAT-550, KAIJO) |
| Water Vapor | Closed-path CO2/H2O analyzer (LI-7000, LI-COR) |
| CO2 | Closed-path CO2/H2O analyzer (LI-7000, LI-COR) |
| Measurement height | 29 m |
| Sampling frequency | 10 Hz |
| Averaging time | 30 min |
| Data logger | CR23X |
| Data storage | Hard disk |
| Original data (Raw data or statistics) | Raw data |
| Observation items | Levels / Depth | Instrument |
| Global solar radiation (incoming) | 21 m | Radiometer (MR40, Eko, Japan) |
| Global solar radiation (outgoing) | 21 m | Radiometer (MR40, Eko, Japan) |
| Long-wave radiation (incoming) | 21 m | Radiometer (MR40, Eko, Japan) |
| Long-wave radiation (outgoing) | 21 m | Radiometer (MR40, Eko, Japan) |
| Net radiation | 21 m | Radiometer (MR40, Eko, Japan) |
| PPFD (incoming) | 21, 1 m | Quantum sensor (PAR-02, PREDE) |
| PPFD (outgoing) | 21 m | Quantum sensor (PAR-02, PREDE) |
| Direct/diffuse radiation | - | - |
| Direct/diffuse PPFD | - | - |
| Air temperature | 21, 14 m | Platinum resistance thermometer and capacitive hygrometer (CVS-HMP-450, Vaisala) |
| Humidity | 21, 14 m | Platinum resistance thermometer and capacitive hygrometer (CVS-HMP-450, Vaisala) |
| Soil temperature | 5, 10, 20, 50 cm | Platinum resistance thermometer (C-PTG-30, CLIMATEC, Japan) |
| Soil heat flux | 5 cm | Heat flux plate (MF-81, Eko, Japan) |
| Soil water content | 5, 20 cm | TDR sensor (CS615-L100, Campbell) |
| Wind speed | 29 m | Three-dimensional sonic anemometer-thermometer (SAT-550, KAIJO) |
| Wind direction | 29 m | Three-dimensional sonic anemometer-thermometer (SAT-550, KAIJO) |
| Barometric pressure | 3 m | Barometer (CS105, Vaisala) |
| Precipitation | 22 m | Tipping-bucket rainguage with heater (YG-52202, R. M. Young) |
| CO2 concentration | 29 m | Closed-path CO2/H2O analyzer (LI-7000, LI-COR) |
| Soil respiration | Measured |
| Photosynthesis | Measured |
| Ecological Investigation | Investigated |