正座(せいざ)seiza, kneeling with the tops of the feet flat on the floor, and sitting on the soles

正座(せいざ)は正(ただ)しい姿勢(しせい)である。

Seiza is the correct posture, which involves kneeling with the tops of the feet flat on the floor, and sitting on the soles. {seiza, kneeling with the tops of the feet flat on the floor, and sitting on the soles}

正座(せいざ)で話(はなし)を聞(き)いていたら足(あし)が痺(しび)れました。

While I was listening to the conversation sitting in seiza, my legs fell asleep. {seiza, kneeling with the tops of the feet flat on the floor, and sitting on the soles}

足(あし)の甲(こう)を床(ゆか)につけて尻(しり)を踵(かかと)に添(そ)えた姿勢(しせい)が正座(せいざ)です。

Seiza is the posture of kneeling with the tops of the feet flat on the floor and sitting on the soles, with the buttocks resting on the heels. {seiza, kneeling with the tops of the feet flat on the floor, and sitting on the soles}

師匠(ししょう)の前(まえ)で正座(せいざ)を崩(くず)してあぐらをかこうものなら、怒(おこ)られてしまうだろう。

If one were to break out of the kneeling position with the tops of the feet flat on the floor, known as seiza, and cross-leggedly sit on the soles in front of the master, they would likely get scolded. {seiza, kneeling with the tops of the feet flat on the floor, and sitting on the soles}

きちんと正座(せいざ)をして話(はなし)を聞(き)けばこそ、相手(あいて)にあなたの誠意(せいい)が伝(つた)わるのです。

It is precisely when you listen to the conversation properly while sitting in seiza, a position of kneeling with the tops of the feet flat on the floor and sitting on the soles, that your sincerity is conveyed to the other person. {seiza, kneeling with the tops of the feet flat on the floor, and sitting on the soles}