Wrong stroke length for U+9706 (霆) JP

The tenth stroke in 霆 should be shorter than the twelfth, such that the radical in 廷 is 𡈼, not 壬. This is according both to the JIS 213:2004 and Unicode. This is how it looks there:
JIS 213:2004:

Unicode:

Source Han Sans and Serif:


I do not know, either, whether the little stroke on 廴 should be present in Sans also.
The error appears to be present in Adobe Japan (CID+7126):

[NightFurySL2001]

You should report this error in Adobe-Japan1 repo. The error seem to comes from the reference document 5031.JapaneseOCF.pdf in the AJ1 repo, which shows the middle stroke longest.

The lift up part in the lift-throw stroke missing in Sans is a stylistic choice and not an issue. Similar glyphs are missing the same lift part in Sans if you check.