Yasuhiro Asano is an associate professor at the Department of Applied Physics, Hokkaido University. His work mainly involves quantum transport theory of unconventional superconductors. He received his Ph. D. from Nagoya University in 1995. After serving as a postdoctoral fellow at Delft University of Technology, he joined Hokkaido University as a research associate at the Department of Applied Physics in 1995, and became a lecturer in 2008. He has served in the current position since 2011.

• Introduction.- Theoretical tool.- Mean-field theory of superconductivity.- Andreev reflection.- Unconventional superconductors.- Various Josephson junctions.- Proximity Effect.

Yasuhiro Asano is an associate professor at the Department of Applied Physics, Hokkaido University. His work mainly involves quantum transport theory of unconventional superconductors. He received his Ph. D. from Nagoya University in 1995. After serving as a postdoctoral fellow at Delft University of Technology, he joined Hokkaido University as a research associate at the Department of Applied Physics in 1995, and became a lecturer in 2008. He has served in the current position since 2011.

• Introduction.- Theoretical tool.- Mean-field theory of superconductivity.- Andreev reflection.- Unconventional superconductors.- Various Josephson junctions.- Proximity Effect.

Yasuhiro Asano is an associate professor at the Department of Applied Physics, Hokkaido University. His work mainly involves quantum transport theory of unconventional superconductors. He received his Ph. D. from Nagoya University in 1995. After serving as a postdoctoral fellow at Delft University of Technology, he joined Hokkaido University as a research associate at the Department of Applied Physics in 1995, and became a lecturer in 2008. He has served in the current position since 2011.

• Introduction.- Theoretical tool.- Mean-field theory of superconductivity.- Andreev reflection.- Unconventional superconductors.- Various Josephson junctions.- Proximity Effect.