<br /> <b>Warning</b>: date_format() expects parameter 1 to be DateTimeInterface, null given in <b>/home/yamazoetaku/yamazoetaku.com/public_html/wp/wp-content/themes/yamazoe2023-a/header.php</b> on line <b>366</b><br /> /<br /> <b>Warning</b>: date_format() expects parameter 1 to be DateTimeInterface, null given in <b>/home/yamazoetaku/yamazoetaku.com/public_html/wp/wp-content/themes/yamazoe2023-a/header.php</b> on line <b>366</b><br /> <br /> <b>Warning</b>: date_format() expects parameter 1 to be DateTimeInterface, null given in <b>/home/yamazoetaku/yamazoetaku.com/public_html/wp/wp-content/themes/yamazoe2023-a/header.php</b> on line <b>366</b><br /> （）北区革新懇総会学習会で講演 | 活動報告