従業員の状況
|
2012/03
|
2013/03
|
2014/03
|
2015/03
|
2016/03
|
2017/03
|
2018/03
|
2019/03
|
2020/03
|
2021/03
|
2022/03
|
2023/03
|
2024/03
|
2025/03
|
|
耐火物事業
|
|
|
|
|
|
|
|
|
3,851
(2,036)
|
3,768
(2,463)
|
3,538
(2,563)
|
3,607
(2,787)
|
3,697
(2,488)
|
3,768
(2,666)
|
|
ファーネス事業
|
|
|
|
|
|
|
|
|
601
(115)
|
631
(97)
|
646
(78)
|
643
(59)
|
666
(55)
|
679
(51)
|
|
セラミックス事業
|
|
|
|
|
|
|
|
|
246
(43)
|
262
(48)
|
214
(38)
|
212
(39)
|
227
(37)
|
242
(25)
|
|
合計
|
|
|
|
|
|
|
|
|
4,827
(2,218)
|
4,802
(2,637)
|
4,681
(2,756)
|
4,770
(2,959)
|
4,904
(2,642)
|
5,013
(2,797)
|
|
2012/03
|
2013/03
|
2014/03
|
2015/03
|
2016/03
|
2017/03
|
2018/03
|
2019/03
|
2020/03
|
2021/03
|
2022/03
|
2023/03
|
2024/03
|
2025/03
|
|
耐火物事業
|
|
|
|
|
|
|
|
|
723
(121)
|
732
(94)
|
1,289
(175)
|
1,307
(142)
|
1,338
(110)
|
1,352
(73)
|
|
ファーネス事業
|
|
|
|
|
|
|
|
|
530
(81)
|
558
(68)
|
576
(53)
|
575
(33)
|
589
(32)
|
596
(28)
|
|
セラミックス事業
|
|
|
|
|
|
|
|
|
89
(19)
|
95
(20)
|
214
(38)
|
212
(39)
|
227
(37)
|
242
(25)
|
|
合計
|
|
|
|
|
|
|
|
|
1,471
(245)
|
1,526
(211)
|
2,362
(343)
|
2,402
(288)
|
2,468
(241)
|
2,514
(181)
|
(注)括弧内は平均臨時雇用人員