修行会

164「阿部醒石先生はあとがきとして次のように記されている。」

Translation

“Seiseki Abe Sensei wrote the following in his afterword:” (Ueshiba, 1977)

阿部醒石 — Seiseki Abe (O’Sensei’s student, and calligraphy teacher to O’Sensei)

醒石師 (Seiseki‑shi) — respectfully names Abe Seiseki (阿部醒石; あべ・せいせき), Ueshiba’s shodō mentor (and his aikidō student). 醒石 is the pen name of 阿部醒石. With the honorific 師, it is adjusted to five mora.

先生 (sensei) — honorific; “one/those who have went before”