| # | Kanji | Kanji Level 4 | |||
| 630 | 関 | seki | gate, barrier; related to | 1142 | |
| かんけい | 関係 | kankei | relation, connection | ||
| かんしん | 関心 | kanshin | concern, interest | ||
| かんする | 関する | kansuru | to concern, to be related | ||
| かんれん | 関連 | kanren | relation, connection, relevance | ||
| かかわる | 関わる | kakawaru | to concern oneself in; to have to do with; to affect; to influence | ||
| かかわり | 関わり | kakawarı | relation; connection |