5:00 PM - 5:30 PM [18p-E101-7] Development of Novel Wavelength Converters Made of Widegap Semiconductors: Polarity-Inverted Waveguide and Microcavity 〇Ryuji Katayama1, Masahiro Uemukai1, Tomoyuki Tanikawa1 (1.Osaka Univ.)