株式会社(七星科学研究所)，在1943年（昭和18年）设立以来，坚持不懈地研究，创造性以“先一步一步的技术”、“高质量”“更早一步迅速致力于服务”。

以三大主力事业：《连接器》《压铸》《开发中心》为中心，在迅速发在现代化信息技术时代，以变化灵敏的组织，环保产品制造的东西制作为目标，only one企业的挑战迈进。另外，开发的性的技术，开拓客户的产品开发的新的一步，给汽车、航空等工业可持续发展做出巨大贡献。

NCS-141-P,NCS-142-P,NCS-161-P,NCS-162-P,NCS-163-P,NCS-164-P,

NCS-162-PM,NCS-163-PM,NCS-252-P,NCS-253-P,NCS-254-P,NCS-255-P,

NCS-256-P,NCS-257-P,NCS-258-P,

NCS-252-PM,NCS-253-PM,NCS-254-PM,NCS-255-PM,NCS-256-PM,NCS-257-PM,NCS-302-P,NCS-303-P,NCS-304-P,NCS-305-P,NCS-306-P,NCS-307-P,

NCS-303-PM,NCS-304-PM,NCS-305-PM,NCS-306-PM,NCS-308-PM,

NCS-402-P,NCS-403-P,NCS-404-P,NCS-405-P,NCS-406-P,NCS-408-P,

NCS-4010-P,NCS-4012-P,NCS-4016-P,NCS-4020-P,

NCS-442-PM,NCS-443-PM,NCS-444-PM,NCS-445-PM,NCS-446-PM,NCS-448-PM,NCS-4410-PM,NCS-4412-PM,NCS-4416-PM,NCS-4420-PM,

NCS-502-P,NCS-503-P,NCS-504-P,NCS-508-P,NCS-5010-P,NCS-5015-P,

NCS-5025-P,

NCS-542-PM,NCS-543-PM,NCS-544-PM,NCS-548-PM,NCS-5410-PM,

NCS-5415-PM,NCS-5425-PM,

NCS-602-P,NCS-603-P,NCS-604-P,NCS-6010-P,NCS-6015-P,NCS-6030-P,

NCS-6032-P,NCS-6040-P,

NCS-6010-PM,NCS-6015-PM,NCS-6030-PM,NCS-6032-PM,NCS-642-PM,NCS-643-PM,NCS-644-PM,NCS-252-GP1-2,NCS-253-GP1-2,NCS-254-GP1-2,

NCS-255-GP1-2,NCS-256-GP1-2,NCS-257-GP1-2,NCS-258-GP1-2,

NCS-252-GPM1-2,NCS-253-GPM1-2,NCS-254-GPM1-2,NCS-255-GPM1-2,NCS-256-GPM1-2,NCS-257-GPM1-2,NCS-302-GP1-2,NCS-303-GP1-2,

NCS-304-GP1-2,NCS-305-GP1-2,NCS-306-GP1-2,NCS-307-GP1-2,NCS-308-GP1-2,NCS-3013-GP1-2,NCS-302-GPM1-2,

NCS-303-GPM1-2,NCS-304-GPM1-2,NCS-305-GPM1-2,NCS-306-GPM1-2,

NCS-308-GPM1-2,

NCS-402-GP1,NCS-403-GP1,NCS-404-GP1,NCS-405-GP1,NCS-406-GP1,NCS-408-GP1,NCS-4010-GP1,NCS-4012-GP1,NCS-4016-GP1,NCS-4020-GP1,

NCS-442-GPM1,NCS-443-GPM1,NCS-444-GPM1,NCS-445-GPM1,NCS-446-GPM1,NCS-448-GPM1,NCS-4410-GPM1,NCS-4412-GPM1,NCS-4416-GPM1,

NCS-4420-GPM1,

NCS-502-GP1,NCS-503-GP1,NCS-504-GP1,NCS-508-GP1,NCS-5010-GP1,NCS-5015-GP1,NCS-5025-GP1,

NCS-542-GPM1,NCS-543-GPM1,NCS-544-GPM1,NCS-548-GPM1,NCS-5410-GPM1,NCS-5415-GPM1,NCS-5425-GPM1,

NCS-602-GP1.25,NCS-603-GP1.25,NCS-604-GP1.25,NCS-6010-GP1.25,

NCS-6015-GP1.25,NCS-6030-GP1.25,NCS-6032-GP1.25,NCS-6040-GP1.25,

NCS-6010-GPM1.25P,NCS-6015-GPM1.25P,NCS-6030-GPM1.25P,

NCS-6032-GPM1.25P,

NCS-642-GPM1.25,NCS-643-GPM1.25,NCS-644-GPM1.25,

NCS-141-R,NCS-142-R,NCS-161-R,NCS-162-R,NCS-163-R,NCS-164-R,NCS-162-RF,NCS-163-RF,

NCS-252-R,NCS-253-R,NCS-254-R,NCS-255-R,NCS-256-R,NCS-257-R,

NCS-258-R,

NCS-252-RF,NCS-253-RF,NCS-254-RF,NCS-255-RF,NCS-256-RF,NCS-257-RF,NCS-302-R,NCS-303-R,NCS-304-R,NCS-305-R,NCS-306-R,NCS-307-R,NCS-308-R,NCS-3013-R,

NCS-302-RF,NCS-303-RF,NCS-304-RF,NCS-305-RF,NCS-306-RF,NCS-308-RF,NCS-402-R,NCS-403-R,NCS-404-R,NCS-405-R,NCS-406-R,NCS-408-R,NCS-4010-R,NCS-4012-R,CS-4016-R,NCS-4020-R,

NCS-442-RF,NCS-443-RF,NCS-444-RF,NCS-445-RF,NCS-446-RF,NCS-448-RF,NCS-4410-RF,NCS-4412-RF,NCS-4416-RF,NCS-4420-RF,NCS-502-R,

NCS-503-R,NCS-504-R,NCS-508-R,NCS-5010-R,NCS-5015-R,NCS-5025-R,

NCS-542-RF,NCS-543-RF,NCS-544-RF,NCS-548-RF,NCS-5410-RF,NCS-5415-RF,NCS-5425-RF,

NCS-602-R,NCS-603-R,NCS-604-R,NCS-6010-R,NCS-6015-R,NCS-6030-R,NCS-6032-R,NCS-6040-R,

NCS-6010-RF,NCS-6015-RF,NCS-6030-RF,NCS-6032-RF,NCS-642-RF,

NCS-643-RF,NCS-644-RF,

NCS-141-AD,NCS-142-AD,NCS-161-AD,NCS-162-AD,NCS-163-AD,NCS-164-AD,NCS-162-ADF,NCS-163-ADF,

NCS-252-AD,NCS-253-AD,NCS-254-AD,NCS-255-AD,NCS-256-AD,NCS-257-AD,NCS-258-AD,

NCS-252-ADF,NCS-253-ADF,NCS-254-ADF,NCS-255-ADF,NCS-256-ADF,

NCS-257-ADF,

NCS-302-AD,NCS-303-AD,NCS-304-AD,NCS-305-AD,NCS-306-AD,NCS-307-AD,NCS-308-AD,NCS-3013-AD,

NCS-302-ADF,NCS-303-ADF,NCS-304-ADF,NCS-305-ADF,NCS-306-ADF, NCS-308-ADF,

NCS-402-AD,NCS-403-AD,NCS-404-AD,NCS-405-AD,NCS-406-AD,NCS-408-AD,NCS-4010-AD,NCS-4012-AD,NCS-4016-AD,NCS-4020-AD, 

NCS-442-ADF,NCS-443-ADF,NCS-444-ADF,NCS-445-ADF,NCS-446-ADF, NCS-448-ADF,NCS-4410-ADF,NCS-4412-ADF,NCS-4416-ADF,

NCS-4420-ADF,NCS-502-AD,NCS-503-AD,NCS-504-AD,NCS-508-AD,

NCS-5010-AD,NCS-5015-AD,NCS-5025-AD,

NCS-542-ADF,NCS-543-ADF,NCS-544-ADF,NCS-548-ADF,NCS-5410-ADF,

NCS-5415-ADF,NCS-5425-ADF,

NCS-602-AD,NCS-603-AD,NCS-604-AD,NCS-6010-AD,NCS-6015-AD,

NCS-6030-AD,NCS-6032-AD,NCS-6040-AD,

NCS-6010-ADF,NCS-6015-ADF,NCS-6030-ADF,NCS-6032-ADF,NCS-642-ADF,

NCS-643-ADF,NCS-644-ADF,

NCS-252-LP,NCS-253-LP,NCS-254-LP,NCS-255-LP,NCS-256-LP,NCS-257-LP,NCS-258-LP,

NCS-252-LPM,NCS-253-LPM,NCS-254-LPM,NCS-255-LPM,NCS-256-LPM,

NCS-257-LPM,

NCS-14-PCA,NCS-16-PCA,NCS-25-PCA,NCS-30-PCA,NCS-40-PCA,NCS-44-PCA,NCS-50-PCA,NCS-54-PCA,NCS-60-PCA,NCS-14-RCA,NCS-16-RCA,NCS-25-RCA,NCS-30-RCA,NCS-40-RCA,NCS-44-RCA,NCS-50-RCA,NCS-54-RCA,NCS-60-RCA,NCS-64-RCA,