Search gender: all male female 境 Japanese Girl Names Variations. 3 names found. gender: all male female Name: kyo Katakana: キョウ 0 Kanji: 境 Meaning: 境Boundary Name: keiko Katakana: ケイコ 0 Kanji: 境子 Meaning: 境Boundary 子Children Name: keina Katakana: ケイナ 0 Kanji: 境波 Meaning: 境Boundary 波Waves. The motion of the surface of water. Something that moves like a wave. Something that is transmitted like a wave. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > 境 Japanese Girl Names Variations.