Companies catalogue
- Kahei Elementary School, Adachi-ku
- Kaio Elementary School, Ōta-ku
- Kakezuka Elementary School, Shibuya-ku
- Kakinokidai Elementary School, Matsudo-shi
- Kamagaya Elementary School, Kamagaya-shi
- Kamagaya Shiritsu Hatsutomi Elementary School, Kamagaya-shi
- Kamagaya Shiritsu Hokubu Elementary School, Kamagaya-shi
- Kamagaya Shiritsu Michinobe Elementary School, Kamagaya
- Kamagaya Shiritsu Nanbu Elementary School, Kamagaya-shi
- Kamagaya Shiritsu Seibu Elementary School, Kamagaya-shi
- Kamagaya Shiritsu Tobu Elementary School, Kamagaya-shi
- Kamihirai Elementary School, Katsushika-ku
- Kamiisshiki Elementary School, Edogawa-ku
- Kamikoiwa Daini Elementary School, Edogawa-ku
- Kanasogi Elementary School, Taitō-ku
- Karasumori Elementary School, Meguro-ku
- Kashiwadaisan Elementary School, Kashiwa-shi
- Kashiwashiritsu Hikarigaoka elementary school, Nagareyama-shi
- Kashiwashiritsunakahara Elementary School, Kashiwa-shi
- Katori Shiritsu Daiichi Yamakura Elementary School, Katori-shi
- Katori Shiritsu Fuma Elementary School, Katori-shi
- Katori Shiritsu Yatsu Daini Elementary School, Katori-shi
- Katori Shiritsu Yatsu Elementary School, Katori-shi
- Katsushika City Aoto Elementary School, Katsushika-ku
- Katsushika City Hananoki Elementary School, Katsushika-ku
- Katsushika City Handa Elementary School, Katsushika-ku
- Katsushika City Higashi-Mizumoto Elementary School, Katsushika-ku
- Katsushika City Honden Elementary School, Katsushika-ku
- Katsushika City Horikiri Elementary School, Katsushika-ku
- Katsushika City Kameao Elementary School, Katsushika-ku
- Katsushika City Kamikomatsu Elementary School, Katsushika-ku
- Katsushika City Kanamachi Elementary School, Katsushika-ku
- Katsushika City Minami-Ayase Elementary School, Katsushika-ku
- Katsushika City Mizumoto Elementary School, Katsushika-ku
- Katsushika City Nakanodai Elementary School, Katsushika-ku
- Katsushika City Ryonan Elementary School, Katsushika-ku
- Katsushika City Shibahara Elementary School, Katsushika-ku
- Katsushika City Shibue Elementary School, Katsushika-ku
- Katsushika City Yotsugi Elementary School, Katsushika-ku
- Katsushika Elementary Schol, Katsushika-ku
- Katsushika Kuritsu Hokizuka Elementary School, Katsushika-ku
- Katsushika Kuritsu Iizuka Elementary School, Katsushika-ku
- Katsushika Kuritsu Jochiba Elementary School, Katsushika-ku
- Katsushika Kuritsu Kamakura Elementary School, Katsushika-ku
- Katsushika Kuritsu Kinegawa Elementary School, Katsushika-ku
- Katsushika Kuritsu Koda Elementary School, Katsushika-ku
- Katsushika Kuritsu Michigami Elementary School, Katsushika-ku
- Katsushika Kuritsu Nakaaoto Elementary School, Katsushika-ku
- Katsushika Kuritsu Shibamata Elementary School, Katsushika-ku
- Katsushika Kuritsu Toganecho Elementary School, Katsushika-ku
- Katsushika ward Futagami elementary school, Katsushika-ku
- Katsushikakuritsuhigashiayase Elementary School, Katsushika-ku
- Katsushikakuritsukosuge Elementary School, Katsushika-ku
- Katsutadaiminami Elementary School, Yachiyo
- Kawabata Elementary School, Katsushika-ku
- Kawaguchi Shiritsu Funato Elementary School, Kawaguchi-shi
- Kawaguchi Shiritsu Higashiryoke Elementary School, Kawaguchi-shi
- Kawaguchi Shiritsu Motogominami Elementary School, Kawaguchi-shi
- Kawaguchi Shiritsu Nakai Elementary School, Kawaguchi-shi
- Kawaguchi Shiritsu Saiwaicho Elementary School, Kawaguchi-shi
- Kawaguchi Shiritsu Shingominami Elementary School, Kawaguchi-shi
- Kawaguchishiritsushiwasuda Elementary School, Kawaguchi-shi
- Kawarazuka Elementary School, Matsudo-shi
- Kawasaki Elementary School, Kawasaki
- Kawasakishiritsushincho Elementary School, Kawasaki-shi
- Kazahaya Nanbu Elementary School, Kashiwa-shi
- Keio Yochisha Elementary School, Shibuya-ku
- Kimitsu Shiritsu Yaehara Elementary School, Kimitsu-shi
- Kita Kōjiya Elementary School, Ōta-ku
- Kita-Shikahama Elementary School, Adachi-ku
- Kitakuritsuhachiman Elementary School, Kita-ku
- Kitakuritsuinada Elementary School, Kita-ku
- Kitakuritsujujodai Elementary School, Kita-ku
- Kitakuritsukamiya Elementary School, Kita-ku
- Kitakuritsutoyokawa Elementary School, Kita-ku
- Kitano Elementary School, Katsushika-ku
- Kitasanya Elementary School, Adachi-ku
- Kodo Elementary School, Adachi-ku
- Kogane Elementary School, Matsudo-shi
- Kojiya Elementary School, Ōta-ku
- Komaba Elementary School, Meguro-ku
- Konoyama Elementary School, Abiko-shi
- Koto Kuritsu Dainana Sunamachi Elementary School, Kōtō-ku
- Koto Kuritsu Edagawa Elementary School, Kōtō-ku
- Kotokuritsudaigo Ojima Elementary School, Kōtō-ku
- Kotokuritsudaini Tatsumi Elementary School, Kōtō-ku
- Kounodai Elementary School, Ichikawa-shi
- Kowagama Elementary School, Funabashi-shi
- Kugahara Elementary School, Ōta-ku
- Kurigasawa Elementary School, Matsudo
- Kurihara Elementary School, Adachi-ku
- Kuriharakita Elementary School, Adachi-ku
- Kuritsu Kameda Elementary School, Adachi-ku
- Kuritsu Kamikoiwa Elementary School, Edogawa
- Kuritsu Matsumoto Elementary School, Edogawa
- Kuritsu Shikahamanishi Elementary School, Adachi-ku
- Kuritsu Shikamoto Elementary School, Edogawa-ku
- Kuritsu Shinozaki Elementary School, Edogawa
- Kyomachi Elementary School, Kawasaki-shi
- Kōdō Daiichi Elementary School, Adachi-ku