heartwarming; pleasant; charming; amusing
子供同士が仲良く遊ぶ姿が微笑ましい。
The sight of children playing together cheerfully is heartwarming.
同窓会で旧友たちの再会を微笑ましく眺めた。
I watched warmly as old friends reunited at the class reunion.
二人がお互いを気遣いながら助け合う様子が微笑ましかった。
The sight of the two of them caring for and helping each other was heartwarming.