1. Systems Neuroscience and Neurotechnology Unit, Neurocenter, Faculty of Medicine Saarland University & School of Engineering htw saar Germany
2. Summer Program, Japan Society for the Promotion of Science (JSPS) Tokyo
3. Center for Digital Neurotechnologies Saar (CDNS) Homburg Germany
4. Optical Neuroimaging Unit Okinawa Institute of Science and Technology Graduate University Onna Okinawa