/usr/share/libskk/rules/tutcode/ is in libskk-common 1.0.2-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/libskk/rules/tutcode-touch16x/keymap/
/usr/share/libskk/rules/tutcode-touch16x/keymap/hankaku-katakana.json
/usr/share/libskk/rules/tutcode-touch16x/keymap/hiragana.json
/usr/share/libskk/rules/tutcode-touch16x/keymap/katakana.json
/usr/share/libskk/rules/tutcode-touch16x/keymap/latin.json
/usr/share/libskk/rules/tutcode-touch16x/keymap/wide-latin.json
/usr/share/libskk/rules/tutcode-touch16x/metadata.json
/usr/share/libskk/rules/tutcode-touch16x/rom-kana/
/usr/share/libskk/rules/tutcode-touch16x/rom-kana/default.json
/usr/share/libskk/rules/tutcode/keymap/
/usr/share/libskk/rules/tutcode/keymap/hankaku-katakana.json
/usr/share/libskk/rules/tutcode/keymap/hiragana.json
/usr/share/libskk/rules/tutcode/keymap/katakana.json
/usr/share/libskk/rules/tutcode/keymap/latin.json
/usr/share/libskk/rules/tutcode/keymap/wide-latin.json
/usr/share/libskk/rules/tutcode/metadata.json
/usr/share/libskk/rules/tutcode/rom-kana/
/usr/share/libskk/rules/tutcode/rom-kana/default.json